Home / 52,548.08-72,517.12-31,339.68

Finding the Fourth Proportional to 52,548.08, 72,517.12 and 31,339.68

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Solution

The fourth proportional to 52,548.08, 72,517.12 and 31,339.68 is: 43,249.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,548.08 : 72,517.12 = 31,339.68 : x
  2. Step 2: Convert to fraction form
    52,548.08/72,517.12 = 31,339.68/x
  3. Step 3: Cross multiply
    52,548.08x = 72,517.12 × 31,339.68
  4. Step 4: Simplify right side
    52,548.08x = 2,272,663,335.32
  5. Step 5: Solve for x
    x = 2,272,663,335.32/52,548.08
  6. Step 6: Final answer
    x = 43,249.22

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1.5x scale

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.