Home / 66,084.39-99,126.11-16,165.19

Finding the Fourth Proportional to 66,084.39, 99,126.11 and 16,165.19

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Solution

The fourth proportional to 66,084.39, 99,126.11 and 16,165.19 is: 24,247.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,084.39 : 99,126.11 = 16,165.19 : x
  2. Step 2: Convert to fraction form
    66,084.39/99,126.11 = 16,165.19/x
  3. Step 3: Cross multiply
    66,084.39x = 99,126.11 × 16,165.19
  4. Step 4: Simplify right side
    66,084.39x = 1,602,392,690.34
  5. Step 5: Solve for x
    x = 1,602,392,690.34/66,084.39
  6. Step 6: Final answer
    x = 24,247.67

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.