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Finding the Fourth Proportional to 96,157.55, 132,760.08 and 86,068.80

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Solution

The fourth proportional to 96,157.55, 132,760.08 and 86,068.80 is: 118,831.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,157.55 : 132,760.08 = 86,068.80 : x
  2. Step 2: Convert to fraction form
    96,157.55/132,760.08 = 86,068.80/x
  3. Step 3: Cross multiply
    96,157.55x = 132,760.08 × 86,068.80
  4. Step 4: Simplify right side
    96,157.55x = 11,426,500,773.50
  5. Step 5: Solve for x
    x = 11,426,500,773.50/96,157.55
  6. Step 6: Final answer
    x = 118,831.03

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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.