Home / 124,192.17-186,319.40-49,287.58

Finding the Fourth Proportional to 124,192.17, 186,319.40 and 49,287.58

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Solution

The fourth proportional to 124,192.17, 186,319.40 and 49,287.58 is: 73,943.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,192.17 : 186,319.40 = 49,287.58 : x
  2. Step 2: Convert to fraction form
    124,192.17/186,319.40 = 49,287.58/x
  3. Step 3: Cross multiply
    124,192.17x = 186,319.40 × 49,287.58
  4. Step 4: Simplify right side
    124,192.17x = 9,183,231,620.82
  5. Step 5: Solve for x
    x = 9,183,231,620.82/124,192.17
  6. Step 6: Final answer
    x = 73,943.72

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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.