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Finding the Fourth Proportional to 58,848.80, 88,196.40 and 27,255.20

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Solution

The fourth proportional to 58,848.80, 88,196.40 and 27,255.20 is: 40,847.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,848.80 : 88,196.40 = 27,255.20 : x
  2. Step 2: Convert to fraction form
    58,848.80/88,196.40 = 27,255.20/x
  3. Step 3: Cross multiply
    58,848.80x = 88,196.40 × 27,255.20
  4. Step 4: Simplify right side
    58,848.80x = 2,403,810,521.28
  5. Step 5: Solve for x
    x = 2,403,810,521.28/58,848.80
  6. Step 6: Final answer
    x = 40,847.23

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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.