Home / 42,164.13-63,246.21-10,999.11

Finding the Fourth Proportional to 42,164.13, 63,246.21 and 10,999.11

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Solution

The fourth proportional to 42,164.13, 63,246.21 and 10,999.11 is: 16,498.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,164.13 : 63,246.21 = 10,999.11 : x
  2. Step 2: Convert to fraction form
    42,164.13/63,246.21 = 10,999.11/x
  3. Step 3: Cross multiply
    42,164.13x = 63,246.21 × 10,999.11
  4. Step 4: Simplify right side
    42,164.13x = 695,652,020.87
  5. Step 5: Solve for x
    x = 695,652,020.87/42,164.13
  6. Step 6: Final answer
    x = 16,498.67

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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.