Home / 87,265.23-120,426.04-48,503.06

Finding the Fourth Proportional to 87,265.23, 120,426.04 and 48,503.06

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Solution

The fourth proportional to 87,265.23, 120,426.04 and 48,503.06 is: 66,934.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,265.23 : 120,426.04 = 48,503.06 : x
  2. Step 2: Convert to fraction form
    87,265.23/120,426.04 = 48,503.06/x
  3. Step 3: Cross multiply
    87,265.23x = 120,426.04 × 48,503.06
  4. Step 4: Simplify right side
    87,265.23x = 5,841,031,443.68
  5. Step 5: Solve for x
    x = 5,841,031,443.68/87,265.23
  6. Step 6: Final answer
    x = 66,934.24

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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.