Home / 187,729.29-282,393.04-170,171.68

Finding the Fourth Proportional to 187,729.29, 282,393.04 and 170,171.68

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Solution

The fourth proportional to 187,729.29, 282,393.04 and 170,171.68 is: 255,981.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,729.29 : 282,393.04 = 170,171.68 : x
  2. Step 2: Convert to fraction form
    187,729.29/282,393.04 = 170,171.68/x
  3. Step 3: Cross multiply
    187,729.29x = 282,393.04 × 170,171.68
  4. Step 4: Simplify right side
    187,729.29x = 48,055,298,037.11
  5. Step 5: Solve for x
    x = 48,055,298,037.11/187,729.29
  6. Step 6: Final answer
    x = 255,981.89

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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.