Home / 117,760.24-176,616.12-38,856.40

Finding the Fourth Proportional to 117,760.24, 176,616.12 and 38,856.40

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Solution

The fourth proportional to 117,760.24, 176,616.12 and 38,856.40 is: 58,276.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,760.24 : 176,616.12 = 38,856.40 : x
  2. Step 2: Convert to fraction form
    117,760.24/176,616.12 = 38,856.40/x
  3. Step 3: Cross multiply
    117,760.24x = 176,616.12 × 38,856.40
  4. Step 4: Simplify right side
    117,760.24x = 6,862,666,605.17
  5. Step 5: Solve for x
    x = 6,862,666,605.17/117,760.24
  6. Step 6: Final answer
    x = 58,276.60

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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.