Home / 104,491.27-144,242.09-70,545.73

Finding the Fourth Proportional to 104,491.27, 144,242.09 and 70,545.73

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Solution

The fourth proportional to 104,491.27, 144,242.09 and 70,545.73 is: 97,382.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,491.27 : 144,242.09 = 70,545.73 : x
  2. Step 2: Convert to fraction form
    104,491.27/144,242.09 = 70,545.73/x
  3. Step 3: Cross multiply
    104,491.27x = 144,242.09 × 70,545.73
  4. Step 4: Simplify right side
    104,491.27x = 10,175,663,535.78
  5. Step 5: Solve for x
    x = 10,175,663,535.78/104,491.27
  6. Step 6: Final answer
    x = 97,382.91

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.