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Finding the Fourth Proportional to 58,679.92, 88,032.13 and 19,233.93

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Solution

The fourth proportional to 58,679.92, 88,032.13 and 19,233.93 is: 28,854.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,679.92 : 88,032.13 = 19,233.93 : x
  2. Step 2: Convert to fraction form
    58,679.92/88,032.13 = 19,233.93/x
  3. Step 3: Cross multiply
    58,679.92x = 88,032.13 × 19,233.93
  4. Step 4: Simplify right side
    58,679.92x = 1,693,203,826.17
  5. Step 5: Solve for x
    x = 1,693,203,826.17/58,679.92
  6. Step 6: Final answer
    x = 28,854.91

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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.