Home / 115,884.72-173,862.09-48,449.52

Finding the Fourth Proportional to 115,884.72, 173,862.09 and 48,449.52

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Solution

The fourth proportional to 115,884.72, 173,862.09 and 48,449.52 is: 72,688.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,884.72 : 173,862.09 = 48,449.52 : x
  2. Step 2: Convert to fraction form
    115,884.72/173,862.09 = 48,449.52/x
  3. Step 3: Cross multiply
    115,884.72x = 173,862.09 × 48,449.52
  4. Step 4: Simplify right side
    115,884.72x = 8,423,534,806.70
  5. Step 5: Solve for x
    x = 8,423,534,806.70/115,884.72
  6. Step 6: Final answer
    x = 72,688.92

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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.