Home / 124,356.92-186,571.76-40,115.35

Finding the Fourth Proportional to 124,356.92, 186,571.76 and 40,115.35

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Solution

The fourth proportional to 124,356.92, 186,571.76 and 40,115.35 is: 60,184.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,356.92 : 186,571.76 = 40,115.35 : x
  2. Step 2: Convert to fraction form
    124,356.92/186,571.76 = 40,115.35/x
  3. Step 3: Cross multiply
    124,356.92x = 186,571.76 × 40,115.35
  4. Step 4: Simplify right side
    124,356.92x = 7,484,391,485.15
  5. Step 5: Solve for x
    x = 7,484,391,485.15/124,356.92
  6. Step 6: Final answer
    x = 60,184.76

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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.