Home / 187,862.80-282,001.56-148,671.76

Finding the Fourth Proportional to 187,862.80, 282,001.56 and 148,671.76

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Solution

The fourth proportional to 187,862.80, 282,001.56 and 148,671.76 is: 223,171.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,862.80 : 282,001.56 = 148,671.76 : x
  2. Step 2: Convert to fraction form
    187,862.80/282,001.56 = 148,671.76/x
  3. Step 3: Cross multiply
    187,862.80x = 282,001.56 × 148,671.76
  4. Step 4: Simplify right side
    187,862.80x = 41,925,668,247.95
  5. Step 5: Solve for x
    x = 41,925,668,247.95/187,862.80
  6. Step 6: Final answer
    x = 223,171.74

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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.