Home / 94,689.30-130,616.14-60,685.70

Finding the Fourth Proportional to 94,689.30, 130,616.14 and 60,685.70

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Solution

The fourth proportional to 94,689.30, 130,616.14 and 60,685.70 is: 83,710.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,689.30 : 130,616.14 = 60,685.70 : x
  2. Step 2: Convert to fraction form
    94,689.30/130,616.14 = 60,685.70/x
  3. Step 3: Cross multiply
    94,689.30x = 130,616.14 × 60,685.70
  4. Step 4: Simplify right side
    94,689.30x = 7,926,531,887.20
  5. Step 5: Solve for x
    x = 7,926,531,887.20/94,689.30
  6. Step 6: Final answer
    x = 83,710.96

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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.