Home / 187,530.52-258,799.28-106,971.16

Finding the Fourth Proportional to 187,530.52, 258,799.28 and 106,971.16

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Solution

The fourth proportional to 187,530.52, 258,799.28 and 106,971.16 is: 147,624.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,530.52 : 258,799.28 = 106,971.16 : x
  2. Step 2: Convert to fraction form
    187,530.52/258,799.28 = 106,971.16/x
  3. Step 3: Cross multiply
    187,530.52x = 258,799.28 × 106,971.16
  4. Step 4: Simplify right side
    187,530.52x = 27,684,059,188.76
  5. Step 5: Solve for x
    x = 27,684,059,188.76/187,530.52
  6. Step 6: Final answer
    x = 147,624.29

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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.