Home / 94,731.66-130,721.04-60,679.80

Finding the Fourth Proportional to 94,731.66, 130,721.04 and 60,679.80

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Solution

The fourth proportional to 94,731.66, 130,721.04 and 60,679.80 is: 83,732.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,731.66 : 130,721.04 = 60,679.80 : x
  2. Step 2: Convert to fraction form
    94,731.66/130,721.04 = 60,679.80/x
  3. Step 3: Cross multiply
    94,731.66x = 130,721.04 × 60,679.80
  4. Step 4: Simplify right side
    94,731.66x = 7,932,126,562.99
  5. Step 5: Solve for x
    x = 7,932,126,562.99/94,731.66
  6. Step 6: Final answer
    x = 83,732.58

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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.