Home / 250,787.61-375,983.49-124,340.67

Finding the Fourth Proportional to 250,787.61, 375,983.49 and 124,340.67

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Solution

The fourth proportional to 250,787.61, 375,983.49 and 124,340.67 is: 186,412.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,787.61 : 375,983.49 = 124,340.67 : x
  2. Step 2: Convert to fraction form
    250,787.61/375,983.49 = 124,340.67/x
  3. Step 3: Cross multiply
    250,787.61x = 375,983.49 × 124,340.67
  4. Step 4: Simplify right side
    250,787.61x = 46,750,039,055.54
  5. Step 5: Solve for x
    x = 46,750,039,055.54/250,787.61
  6. Step 6: Final answer
    x = 186,412.87

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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.