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Finding the Fourth Proportional to 52,545.76, 72,514.74 and 29,888.01

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Solution

The fourth proportional to 52,545.76, 72,514.74 and 29,888.01 is: 41,246.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,545.76 : 72,514.74 = 29,888.01 : x
  2. Step 2: Convert to fraction form
    52,545.76/72,514.74 = 29,888.01/x
  3. Step 3: Cross multiply
    52,545.76x = 72,514.74 × 29,888.01
  4. Step 4: Simplify right side
    52,545.76x = 2,167,321,590.30
  5. Step 5: Solve for x
    x = 2,167,321,590.30/52,545.76
  6. Step 6: Final answer
    x = 41,246.36

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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.