Home / 60,434.50-90,208.14-55,981.22

Finding the Fourth Proportional to 60,434.50, 90,208.14 and 55,981.22

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Solution

The fourth proportional to 60,434.50, 90,208.14 and 55,981.22 is: 83,560.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,434.50 : 90,208.14 = 55,981.22 : x
  2. Step 2: Convert to fraction form
    60,434.50/90,208.14 = 55,981.22/x
  3. Step 3: Cross multiply
    60,434.50x = 90,208.14 × 55,981.22
  4. Step 4: Simplify right side
    60,434.50x = 5,049,961,731.13
  5. Step 5: Solve for x
    x = 5,049,961,731.13/60,434.50
  6. Step 6: Final answer
    x = 83,560.91

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.