Home / 62,254.87-85,939.55-42,172.74

Finding the Fourth Proportional to 62,254.87, 85,939.55 and 42,172.74

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Solution

The fourth proportional to 62,254.87, 85,939.55 and 42,172.74 is: 58,217.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,254.87 : 85,939.55 = 42,172.74 : x
  2. Step 2: Convert to fraction form
    62,254.87/85,939.55 = 42,172.74/x
  3. Step 3: Cross multiply
    62,254.87x = 85,939.55 × 42,172.74
  4. Step 4: Simplify right side
    62,254.87x = 3,624,306,297.87
  5. Step 5: Solve for x
    x = 3,624,306,297.87/62,254.87
  6. Step 6: Final answer
    x = 58,217.23

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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.