Home / 104,629.32-157,012.56-62,478

Finding the Fourth Proportional to 104,629.32, 157,012.56 and 62,478

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Solution

The fourth proportional to 104,629.32, 157,012.56 and 62,478 is: 93,757.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,629.32 : 157,012.56 = 62,478 : x
  2. Step 2: Convert to fraction form
    104,629.32/157,012.56 = 62,478/x
  3. Step 3: Cross multiply
    104,629.32x = 157,012.56 × 62,478
  4. Step 4: Simplify right side
    104,629.32x = 9,809,830,723.68
  5. Step 5: Solve for x
    x = 9,809,830,723.68/104,629.32
  6. Step 6: Final answer
    x = 93,757.95

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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.