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Finding the Fourth Proportional to 187,601.52, 258,888.15 and 101,559

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Solution

The fourth proportional to 187,601.52, 258,888.15 and 101,559 is: 140,150.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,601.52 : 258,888.15 = 101,559 : x
  2. Step 2: Convert to fraction form
    187,601.52/258,888.15 = 101,559/x
  3. Step 3: Cross multiply
    187,601.52x = 258,888.15 × 101,559
  4. Step 4: Simplify right side
    187,601.52x = 26,292,421,625.85
  5. Step 5: Solve for x
    x = 26,292,421,625.85/187,601.52
  6. Step 6: Final answer
    x = 140,150.37

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.