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Finding the Fourth Proportional to 58,959.50, 88,440.06 and 32,715.50

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Solution

The fourth proportional to 58,959.50, 88,440.06 and 32,715.50 is: 49,073.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,959.50 : 88,440.06 = 32,715.50 : x
  2. Step 2: Convert to fraction form
    58,959.50/88,440.06 = 32,715.50/x
  3. Step 3: Cross multiply
    58,959.50x = 88,440.06 × 32,715.50
  4. Step 4: Simplify right side
    58,959.50x = 2,893,360,782.93
  5. Step 5: Solve for x
    x = 2,893,360,782.93/58,959.50
  6. Step 6: Final answer
    x = 49,073.70

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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.