Home / 93,590.43-129,116.18-68,040.80

Finding the Fourth Proportional to 93,590.43, 129,116.18 and 68,040.80

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Solution

The fourth proportional to 93,590.43, 129,116.18 and 68,040.80 is: 93,868.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,590.43 : 129,116.18 = 68,040.80 : x
  2. Step 2: Convert to fraction form
    93,590.43/129,116.18 = 68,040.80/x
  3. Step 3: Cross multiply
    93,590.43x = 129,116.18 × 68,040.80
  4. Step 4: Simplify right side
    93,590.43x = 8,785,167,194.36
  5. Step 5: Solve for x
    x = 8,785,167,194.36/93,590.43
  6. Step 6: Final answer
    x = 93,868.22

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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.