Home / 115,500.30-173,250.45-53,292.30

Finding the Fourth Proportional to 115,500.30, 173,250.45 and 53,292.30

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Solution

The fourth proportional to 115,500.30, 173,250.45 and 53,292.30 is: 79,938.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,500.30 : 173,250.45 = 53,292.30 : x
  2. Step 2: Convert to fraction form
    115,500.30/173,250.45 = 53,292.30/x
  3. Step 3: Cross multiply
    115,500.30x = 173,250.45 × 53,292.30
  4. Step 4: Simplify right side
    115,500.30x = 9,232,914,956.54
  5. Step 5: Solve for x
    x = 9,232,914,956.54/115,500.30
  6. Step 6: Final answer
    x = 79,938.45

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.