Home / 52,404.64-72,318.84-28,531.48

Finding the Fourth Proportional to 52,404.64, 72,318.84 and 28,531.48

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Solution

The fourth proportional to 52,404.64, 72,318.84 and 28,531.48 is: 39,373.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,404.64 : 72,318.84 = 28,531.48 : x
  2. Step 2: Convert to fraction form
    52,404.64/72,318.84 = 28,531.48/x
  3. Step 3: Cross multiply
    52,404.64x = 72,318.84 × 28,531.48
  4. Step 4: Simplify right side
    52,404.64x = 2,063,363,537.08
  5. Step 5: Solve for x
    x = 2,063,363,537.08/52,404.64
  6. Step 6: Final answer
    x = 39,373.68

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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.