Home / 40,222.16-55,377.16-34,545.68

Finding the Fourth Proportional to 40,222.16, 55,377.16 and 34,545.68

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Solution

The fourth proportional to 40,222.16, 55,377.16 and 34,545.68 is: 47,561.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,222.16 : 55,377.16 = 34,545.68 : x
  2. Step 2: Convert to fraction form
    40,222.16/55,377.16 = 34,545.68/x
  3. Step 3: Cross multiply
    40,222.16x = 55,377.16 × 34,545.68
  4. Step 4: Simplify right side
    40,222.16x = 1,913,041,648.67
  5. Step 5: Solve for x
    x = 1,913,041,648.67/40,222.16
  6. Step 6: Final answer
    x = 47,561.88

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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.