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Finding the Fourth Proportional to 60,248.81, 83,143.36 and 36,381.35

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Solution

The fourth proportional to 60,248.81, 83,143.36 and 36,381.35 is: 50,206.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,248.81 : 83,143.36 = 36,381.35 : x
  2. Step 2: Convert to fraction form
    60,248.81/83,143.36 = 36,381.35/x
  3. Step 3: Cross multiply
    60,248.81x = 83,143.36 × 36,381.35
  4. Step 4: Simplify right side
    60,248.81x = 3,024,867,933.67
  5. Step 5: Solve for x
    x = 3,024,867,933.67/60,248.81
  6. Step 6: Final answer
    x = 50,206.27

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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.