Home / 187,526.25-258,788.67-102,641.49

Finding the Fourth Proportional to 187,526.25, 258,788.67 and 102,641.49

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Solution

The fourth proportional to 187,526.25, 258,788.67 and 102,641.49 is: 141,646.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,526.25 : 258,788.67 = 102,641.49 : x
  2. Step 2: Convert to fraction form
    187,526.25/258,788.67 = 102,641.49/x
  3. Step 3: Cross multiply
    187,526.25x = 258,788.67 × 102,641.49
  4. Step 4: Simplify right side
    187,526.25x = 26,562,454,683.92
  5. Step 5: Solve for x
    x = 26,562,454,683.92/187,526.25
  6. Step 6: Final answer
    x = 141,646.59

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Why These Related Problems?

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