Home / 56,460.18-77,719.49-48,799.97

Finding the Fourth Proportional to 56,460.18, 77,719.49 and 48,799.97

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Solution

The fourth proportional to 56,460.18, 77,719.49 and 48,799.97 is: 67,174.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,460.18 : 77,719.49 = 48,799.97 : x
  2. Step 2: Convert to fraction form
    56,460.18/77,719.49 = 48,799.97/x
  3. Step 3: Cross multiply
    56,460.18x = 77,719.49 × 48,799.97
  4. Step 4: Simplify right side
    56,460.18x = 3,792,708,391.82
  5. Step 5: Solve for x
    x = 3,792,708,391.82/56,460.18
  6. Step 6: Final answer
    x = 67,174.93

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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.