Home / 107,959.47-148,984.28-60,215.91

Finding the Fourth Proportional to 107,959.47, 148,984.28 and 60,215.91

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Solution

The fourth proportional to 107,959.47, 148,984.28 and 60,215.91 is: 83,098.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,959.47 : 148,984.28 = 60,215.91 : x
  2. Step 2: Convert to fraction form
    107,959.47/148,984.28 = 60,215.91/x
  3. Step 3: Cross multiply
    107,959.47x = 148,984.28 × 60,215.91
  4. Step 4: Simplify right side
    107,959.47x = 8,971,223,361.93
  5. Step 5: Solve for x
    x = 8,971,223,361.93/107,959.47
  6. Step 6: Final answer
    x = 83,098.07

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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.