Home / 52,391.46-72,301.84-28,519.74

Finding the Fourth Proportional to 52,391.46, 72,301.84 and 28,519.74

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Solution

The fourth proportional to 52,391.46, 72,301.84 and 28,519.74 is: 39,358.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,391.46 : 72,301.84 = 28,519.74 : x
  2. Step 2: Convert to fraction form
    52,391.46/72,301.84 = 28,519.74/x
  3. Step 3: Cross multiply
    52,391.46x = 72,301.84 × 28,519.74
  4. Step 4: Simplify right side
    52,391.46x = 2,062,029,678.32
  5. Step 5: Solve for x
    x = 2,062,029,678.32/52,391.46
  6. Step 6: Final answer
    x = 39,358.13

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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.