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Finding the Fourth Proportional to 60,751.87, 91,130.13 and 23,315.73

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Solution

The fourth proportional to 60,751.87, 91,130.13 and 23,315.73 is: 34,974.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,751.87 : 91,130.13 = 23,315.73 : x
  2. Step 2: Convert to fraction form
    60,751.87/91,130.13 = 23,315.73/x
  3. Step 3: Cross multiply
    60,751.87x = 91,130.13 × 23,315.73
  4. Step 4: Simplify right side
    60,751.87x = 2,124,765,676.81
  5. Step 5: Solve for x
    x = 2,124,765,676.81/60,751.87
  6. Step 6: Final answer
    x = 34,974.49

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1.5x scale

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.