Home / 29,102.34-40,161.51-16,527.18

Finding the Fourth Proportional to 29,102.34, 40,161.51 and 16,527.18

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Solution

The fourth proportional to 29,102.34, 40,161.51 and 16,527.18 is: 22,807.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,102.34 : 40,161.51 = 16,527.18 : x
  2. Step 2: Convert to fraction form
    29,102.34/40,161.51 = 16,527.18/x
  3. Step 3: Cross multiply
    29,102.34x = 40,161.51 × 16,527.18
  4. Step 4: Simplify right side
    29,102.34x = 663,756,504.84
  5. Step 5: Solve for x
    x = 663,756,504.84/29,102.34
  6. Step 6: Final answer
    x = 22,807.67

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Double scale
Find fourth proportional to 29,103.34, 40,162.89 and 16,528.18
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.