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Finding the Fourth Proportional to 101,830.52, 152,696.46 and 59,724.39

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Solution

The fourth proportional to 101,830.52, 152,696.46 and 59,724.39 is: 89,557.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,830.52 : 152,696.46 = 59,724.39 : x
  2. Step 2: Convert to fraction form
    101,830.52/152,696.46 = 59,724.39/x
  3. Step 3: Cross multiply
    101,830.52x = 152,696.46 × 59,724.39
  4. Step 4: Simplify right side
    101,830.52x = 9,119,702,928.66
  5. Step 5: Solve for x
    x = 9,119,702,928.66/101,830.52
  6. Step 6: Final answer
    x = 89,557.66

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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.