Home / 52,400.66-72,340.80-42,079.46

Finding the Fourth Proportional to 52,400.66, 72,340.80 and 42,079.46

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Solution

The fourth proportional to 52,400.66, 72,340.80 and 42,079.46 is: 58,092.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,400.66 : 72,340.80 = 42,079.46 : x
  2. Step 2: Convert to fraction form
    52,400.66/72,340.80 = 42,079.46/x
  3. Step 3: Cross multiply
    52,400.66x = 72,340.80 × 42,079.46
  4. Step 4: Simplify right side
    52,400.66x = 3,044,061,799.97
  5. Step 5: Solve for x
    x = 3,044,061,799.97/52,400.66
  6. Step 6: Final answer
    x = 58,092.05

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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.