Home / 38,527.53-57,702.60-19,761.45

Finding the Fourth Proportional to 38,527.53, 57,702.60 and 19,761.45

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Solution

The fourth proportional to 38,527.53, 57,702.60 and 19,761.45 is: 29,596.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,527.53 : 57,702.60 = 19,761.45 : x
  2. Step 2: Convert to fraction form
    38,527.53/57,702.60 = 19,761.45/x
  3. Step 3: Cross multiply
    38,527.53x = 57,702.60 × 19,761.45
  4. Step 4: Simplify right side
    38,527.53x = 1,140,287,044.77
  5. Step 5: Solve for x
    x = 1,140,287,044.77/38,527.53
  6. Step 6: Final answer
    x = 29,596.68

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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.