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Finding the Fourth Proportional to 59,306.54, 88,938.24 and 19,854.28

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Solution

The fourth proportional to 59,306.54, 88,938.24 and 19,854.28 is: 29,774.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,306.54 : 88,938.24 = 19,854.28 : x
  2. Step 2: Convert to fraction form
    59,306.54/88,938.24 = 19,854.28/x
  3. Step 3: Cross multiply
    59,306.54x = 88,938.24 × 19,854.28
  4. Step 4: Simplify right side
    59,306.54x = 1,765,804,719.67
  5. Step 5: Solve for x
    x = 1,765,804,719.67/59,306.54
  6. Step 6: Final answer
    x = 29,774.20

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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.