Home / 38,295.01-57,442.54-12,001.80

Finding the Fourth Proportional to 38,295.01, 57,442.54 and 12,001.80

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Solution

The fourth proportional to 38,295.01, 57,442.54 and 12,001.80 is: 18,002.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,295.01 : 57,442.54 = 12,001.80 : x
  2. Step 2: Convert to fraction form
    38,295.01/57,442.54 = 12,001.80/x
  3. Step 3: Cross multiply
    38,295.01x = 57,442.54 × 12,001.80
  4. Step 4: Simplify right side
    38,295.01x = 689,413,876.57
  5. Step 5: Solve for x
    x = 689,413,876.57/38,295.01
  6. Step 6: Final answer
    x = 18,002.71

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.