Home / 110,545.14-152,576.85-70,251

Finding the Fourth Proportional to 110,545.14, 152,576.85 and 70,251

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Solution

The fourth proportional to 110,545.14, 152,576.85 and 70,251 is: 96,961.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,545.14 : 152,576.85 = 70,251 : x
  2. Step 2: Convert to fraction form
    110,545.14/152,576.85 = 70,251/x
  3. Step 3: Cross multiply
    110,545.14x = 152,576.85 × 70,251
  4. Step 4: Simplify right side
    110,545.14x = 10,718,676,289.35
  5. Step 5: Solve for x
    x = 10,718,676,289.35/110,545.14
  6. Step 6: Final answer
    x = 96,961.99

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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.