Home / 124,717.32-187,094.42-45,825.40

Finding the Fourth Proportional to 124,717.32, 187,094.42 and 45,825.40

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Solution

The fourth proportional to 124,717.32, 187,094.42 and 45,825.40 is: 68,744.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,717.32 : 187,094.42 = 45,825.40 : x
  2. Step 2: Convert to fraction form
    124,717.32/187,094.42 = 45,825.40/x
  3. Step 3: Cross multiply
    124,717.32x = 187,094.42 × 45,825.40
  4. Step 4: Simplify right side
    124,717.32x = 8,573,676,634.27
  5. Step 5: Solve for x
    x = 8,573,676,634.27/124,717.32
  6. Step 6: Final answer
    x = 68,744.88

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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.