Home / 52,490.89-72,437.66-33,638.95

Finding the Fourth Proportional to 52,490.89, 72,437.66 and 33,638.95

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Solution

The fourth proportional to 52,490.89, 72,437.66 and 33,638.95 is: 46,421.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,490.89 : 72,437.66 = 33,638.95 : x
  2. Step 2: Convert to fraction form
    52,490.89/72,437.66 = 33,638.95/x
  3. Step 3: Cross multiply
    52,490.89x = 72,437.66 × 33,638.95
  4. Step 4: Simplify right side
    52,490.89x = 2,436,726,654.66
  5. Step 5: Solve for x
    x = 2,436,726,654.66/52,490.89
  6. Step 6: Final answer
    x = 46,421.90

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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.