Home / 52,590.42-72,575.79-28,718.04

Finding the Fourth Proportional to 52,590.42, 72,575.79 and 28,718.04

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Solution

The fourth proportional to 52,590.42, 72,575.79 and 28,718.04 is: 39,631.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,590.42 : 72,575.79 = 28,718.04 : x
  2. Step 2: Convert to fraction form
    52,590.42/72,575.79 = 28,718.04/x
  3. Step 3: Cross multiply
    52,590.42x = 72,575.79 × 28,718.04
  4. Step 4: Simplify right side
    52,590.42x = 2,084,234,440.25
  5. Step 5: Solve for x
    x = 2,084,234,440.25/52,590.42
  6. Step 6: Final answer
    x = 39,631.45

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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.