Home / 187,732.26-259,068.36-101,689.60

Finding the Fourth Proportional to 187,732.26, 259,068.36 and 101,689.60

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Solution

The fourth proportional to 187,732.26, 259,068.36 and 101,689.60 is: 140,330.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,732.26 : 259,068.36 = 101,689.60 : x
  2. Step 2: Convert to fraction form
    187,732.26/259,068.36 = 101,689.60/x
  3. Step 3: Cross multiply
    187,732.26x = 259,068.36 × 101,689.60
  4. Step 4: Simplify right side
    187,732.26x = 26,344,557,901.06
  5. Step 5: Solve for x
    x = 26,344,557,901.06/187,732.26
  6. Step 6: Final answer
    x = 140,330.48

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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.