Home / 118,022.92-176,908.31-67,312.76

Finding the Fourth Proportional to 118,022.92, 176,908.31 and 67,312.76

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Solution

The fourth proportional to 118,022.92, 176,908.31 and 67,312.76 is: 100,897.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,022.92 : 176,908.31 = 67,312.76 : x
  2. Step 2: Convert to fraction form
    118,022.92/176,908.31 = 67,312.76/x
  3. Step 3: Cross multiply
    118,022.92x = 176,908.31 × 67,312.76
  4. Step 4: Simplify right side
    118,022.92x = 11,908,187,223.59
  5. Step 5: Solve for x
    x = 11,908,187,223.59/118,022.92
  6. Step 6: Final answer
    x = 100,897.25

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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.