Home / 124,357.30-186,572.27-40,115.59

Finding the Fourth Proportional to 124,357.30, 186,572.27 and 40,115.59

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Solution

The fourth proportional to 124,357.30, 186,572.27 and 40,115.59 is: 60,185.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,357.30 : 186,572.27 = 40,115.59 : x
  2. Step 2: Convert to fraction form
    124,357.30/186,572.27 = 40,115.59/x
  3. Step 3: Cross multiply
    124,357.30x = 186,572.27 × 40,115.59
  4. Step 4: Simplify right side
    124,357.30x = 7,484,456,021.68
  5. Step 5: Solve for x
    x = 7,484,456,021.68/124,357.30
  6. Step 6: Final answer
    x = 60,185.10

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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.