Home / 52,621.54-72,613.90-28,743.14

Finding the Fourth Proportional to 52,621.54, 72,613.90 and 28,743.14

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Solution

The fourth proportional to 52,621.54, 72,613.90 and 28,743.14 is: 39,663.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,621.54 : 72,613.90 = 28,743.14 : x
  2. Step 2: Convert to fraction form
    52,621.54/72,613.90 = 28,743.14/x
  3. Step 3: Cross multiply
    52,621.54x = 72,613.90 × 28,743.14
  4. Step 4: Simplify right side
    52,621.54x = 2,087,151,493.65
  5. Step 5: Solve for x
    x = 2,087,151,493.65/52,621.54
  6. Step 6: Final answer
    x = 39,663.44

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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.