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Finding the Fourth Proportional to 60,429.95, 83,388.45 and 34,937.96

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Solution

The fourth proportional to 60,429.95, 83,388.45 and 34,937.96 is: 48,211.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,429.95 : 83,388.45 = 34,937.96 : x
  2. Step 2: Convert to fraction form
    60,429.95/83,388.45 = 34,937.96/x
  3. Step 3: Cross multiply
    60,429.95x = 83,388.45 × 34,937.96
  4. Step 4: Simplify right side
    60,429.95x = 2,913,422,561.44
  5. Step 5: Solve for x
    x = 2,913,422,561.44/60,429.95
  6. Step 6: Final answer
    x = 48,211.56

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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.