Home / 187,630.44-258,929.65-101,589.40

Finding the Fourth Proportional to 187,630.44, 258,929.65 and 101,589.40

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Solution

The fourth proportional to 187,630.44, 258,929.65 and 101,589.40 is: 140,193.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,630.44 : 258,929.65 = 101,589.40 : x
  2. Step 2: Convert to fraction form
    187,630.44/258,929.65 = 101,589.40/x
  3. Step 3: Cross multiply
    187,630.44x = 258,929.65 × 101,589.40
  4. Step 4: Simplify right side
    187,630.44x = 26,304,507,785.71
  5. Step 5: Solve for x
    x = 26,304,507,785.71/187,630.44
  6. Step 6: Final answer
    x = 140,193.18

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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.