Home / 40,337.20-60,491.40-14,042.80

Finding the Fourth Proportional to 40,337.20, 60,491.40 and 14,042.80

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Solution

The fourth proportional to 40,337.20, 60,491.40 and 14,042.80 is: 21,059.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,337.20 : 60,491.40 = 14,042.80 : x
  2. Step 2: Convert to fraction form
    40,337.20/60,491.40 = 14,042.80/x
  3. Step 3: Cross multiply
    40,337.20x = 60,491.40 × 14,042.80
  4. Step 4: Simplify right side
    40,337.20x = 849,468,631.92
  5. Step 5: Solve for x
    x = 849,468,631.92/40,337.20
  6. Step 6: Final answer
    x = 21,059.19

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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.