Home / 102,503.07-141,430.14-62,215.83

Finding the Fourth Proportional to 102,503.07, 141,430.14 and 62,215.83

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Solution

The fourth proportional to 102,503.07, 141,430.14 and 62,215.83 is: 85,843.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,503.07 : 141,430.14 = 62,215.83 : x
  2. Step 2: Convert to fraction form
    102,503.07/141,430.14 = 62,215.83/x
  3. Step 3: Cross multiply
    102,503.07x = 141,430.14 × 62,215.83
  4. Step 4: Simplify right side
    102,503.07x = 8,799,193,547.12
  5. Step 5: Solve for x
    x = 8,799,193,547.12/102,503.07
  6. Step 6: Final answer
    x = 85,843.22

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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.