Home / 187,685.17-259,123.19-144,583.52

Finding the Fourth Proportional to 187,685.17, 259,123.19 and 144,583.52

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Solution

The fourth proportional to 187,685.17, 259,123.19 and 144,583.52 is: 199,615.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,685.17 : 259,123.19 = 144,583.52 : x
  2. Step 2: Convert to fraction form
    187,685.17/259,123.19 = 144,583.52/x
  3. Step 3: Cross multiply
    187,685.17x = 259,123.19 × 144,583.52
  4. Step 4: Simplify right side
    187,685.17x = 37,464,940,905.30
  5. Step 5: Solve for x
    x = 37,464,940,905.30/187,685.17
  6. Step 6: Final answer
    x = 199,615.89

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1.5x scale

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.