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Finding the Fourth Proportional to 60,285.87, 83,177.53 and 47,499.41

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Solution

The fourth proportional to 60,285.87, 83,177.53 and 47,499.41 is: 65,535.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,285.87 : 83,177.53 = 47,499.41 : x
  2. Step 2: Convert to fraction form
    60,285.87/83,177.53 = 47,499.41/x
  3. Step 3: Cross multiply
    60,285.87x = 83,177.53 × 47,499.41
  4. Step 4: Simplify right side
    60,285.87x = 3,950,883,956.64
  5. Step 5: Solve for x
    x = 3,950,883,956.64/60,285.87
  6. Step 6: Final answer
    x = 65,535.82

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1.5x scale

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.