Home / 62,406.13-93,609.20-20,853.13

Finding the Fourth Proportional to 62,406.13, 93,609.20 and 20,853.13

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Solution

The fourth proportional to 62,406.13, 93,609.20 and 20,853.13 is: 31,279.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,406.13 : 93,609.20 = 20,853.13 : x
  2. Step 2: Convert to fraction form
    62,406.13/93,609.20 = 20,853.13/x
  3. Step 3: Cross multiply
    62,406.13x = 93,609.20 × 20,853.13
  4. Step 4: Simplify right side
    62,406.13x = 1,952,044,816.80
  5. Step 5: Solve for x
    x = 1,952,044,816.80/62,406.13
  6. Step 6: Final answer
    x = 31,279.70

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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.