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Finding the Fourth Proportional to 58,948.44, 88,422.78 and 48,538.32

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Solution

The fourth proportional to 58,948.44, 88,422.78 and 48,538.32 is: 72,807.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,948.44 : 88,422.78 = 48,538.32 : x
  2. Step 2: Convert to fraction form
    58,948.44/88,422.78 = 48,538.32/x
  3. Step 3: Cross multiply
    58,948.44x = 88,422.78 × 48,538.32
  4. Step 4: Simplify right side
    58,948.44x = 4,291,893,190.93
  5. Step 5: Solve for x
    x = 4,291,893,190.93/58,948.44
  6. Step 6: Final answer
    x = 72,807.58

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.