Home / 116,332.20-160,553.54-71,000.75

Finding the Fourth Proportional to 116,332.20, 160,553.54 and 71,000.75

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Solution

The fourth proportional to 116,332.20, 160,553.54 and 71,000.75 is: 97,990.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,332.20 : 160,553.54 = 71,000.75 : x
  2. Step 2: Convert to fraction form
    116,332.20/160,553.54 = 71,000.75/x
  3. Step 3: Cross multiply
    116,332.20x = 160,553.54 × 71,000.75
  4. Step 4: Simplify right side
    116,332.20x = 11,399,422,334.04
  5. Step 5: Solve for x
    x = 11,399,422,334.04/116,332.20
  6. Step 6: Final answer
    x = 97,990.26

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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.