Home / 48,394.24-72,875.60-42,227.80

Finding the Fourth Proportional to 48,394.24, 72,875.60 and 42,227.80

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Solution

The fourth proportional to 48,394.24, 72,875.60 and 42,227.80 is: 63,589.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,394.24 : 72,875.60 = 42,227.80 : x
  2. Step 2: Convert to fraction form
    48,394.24/72,875.60 = 42,227.80/x
  3. Step 3: Cross multiply
    48,394.24x = 72,875.60 × 42,227.80
  4. Step 4: Simplify right side
    48,394.24x = 3,077,376,261.68
  5. Step 5: Solve for x
    x = 3,077,376,261.68/48,394.24
  6. Step 6: Final answer
    x = 63,589.72

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.