Home / 117,650.52-176,331.20-54,385.07

Finding the Fourth Proportional to 117,650.52, 176,331.20 and 54,385.07

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Solution

The fourth proportional to 117,650.52, 176,331.20 and 54,385.07 is: 81,510.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,650.52 : 176,331.20 = 54,385.07 : x
  2. Step 2: Convert to fraction form
    117,650.52/176,331.20 = 54,385.07/x
  3. Step 3: Cross multiply
    117,650.52x = 176,331.20 × 54,385.07
  4. Step 4: Simplify right side
    117,650.52x = 9,589,783,501.60
  5. Step 5: Solve for x
    x = 9,589,783,501.60/117,650.52
  6. Step 6: Final answer
    x = 81,510.76

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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.