Home / 124,832.50-187,295.93-74,947.38

Finding the Fourth Proportional to 124,832.50, 187,295.93 and 74,947.38

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Solution

The fourth proportional to 124,832.50, 187,295.93 and 74,947.38 is: 112,449.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,832.50 : 187,295.93 = 74,947.38 : x
  2. Step 2: Convert to fraction form
    124,832.50/187,295.93 = 74,947.38/x
  3. Step 3: Cross multiply
    124,832.50x = 187,295.93 × 74,947.38
  4. Step 4: Simplify right side
    124,832.50x = 14,037,338,442.12
  5. Step 5: Solve for x
    x = 14,037,338,442.12/124,832.50
  6. Step 6: Final answer
    x = 112,449.39

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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.