Home / 62,325.75-85,965.89-42,173.76

Finding the Fourth Proportional to 62,325.75, 85,965.89 and 42,173.76

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Solution

The fourth proportional to 62,325.75, 85,965.89 and 42,173.76 is: 58,170.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,325.75 : 85,965.89 = 42,173.76 : x
  2. Step 2: Convert to fraction form
    62,325.75/85,965.89 = 42,173.76/x
  3. Step 3: Cross multiply
    62,325.75x = 85,965.89 × 42,173.76
  4. Step 4: Simplify right side
    62,325.75x = 3,625,504,707.61
  5. Step 5: Solve for x
    x = 3,625,504,707.61/62,325.75
  6. Step 6: Final answer
    x = 58,170.25

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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.