Home / 55,590.49-76,726.79-35,442.73

Finding the Fourth Proportional to 55,590.49, 76,726.79 and 35,442.73

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Solution

The fourth proportional to 55,590.49, 76,726.79 and 35,442.73 is: 48,918.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,590.49 : 76,726.79 = 35,442.73 : x
  2. Step 2: Convert to fraction form
    55,590.49/76,726.79 = 35,442.73/x
  3. Step 3: Cross multiply
    55,590.49x = 76,726.79 × 35,442.73
  4. Step 4: Simplify right side
    55,590.49x = 2,719,406,901.74
  5. Step 5: Solve for x
    x = 2,719,406,901.74/55,590.49
  6. Step 6: Final answer
    x = 48,918.56

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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.