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Finding the Fourth Proportional to 60,551.70, 90,797.16 and 38,409.54

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Solution

The fourth proportional to 60,551.70, 90,797.16 and 38,409.54 is: 57,595.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,551.70 : 90,797.16 = 38,409.54 : x
  2. Step 2: Convert to fraction form
    60,551.70/90,797.16 = 38,409.54/x
  3. Step 3: Cross multiply
    60,551.70x = 90,797.16 × 38,409.54
  4. Step 4: Simplify right side
    60,551.70x = 3,487,477,148.91
  5. Step 5: Solve for x
    x = 3,487,477,148.91/60,551.70
  6. Step 6: Final answer
    x = 57,595.03

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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.