Home / 62,218-85,831.24-42,081.92

Finding the Fourth Proportional to 62,218, 85,831.24 and 42,081.92

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Solution

The fourth proportional to 62,218, 85,831.24 and 42,081.92 is: 58,053.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,218 : 85,831.24 = 42,081.92 : x
  2. Step 2: Convert to fraction form
    62,218/85,831.24 = 42,081.92/x
  3. Step 3: Cross multiply
    62,218x = 85,831.24 × 42,081.92
  4. Step 4: Simplify right side
    62,218x = 3,611,943,375.18
  5. Step 5: Solve for x
    x = 3,611,943,375.18/62,218
  6. Step 6: Final answer
    x = 58,053.03

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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.