Home / 454,966.65-682,385.18-155,461.05

Finding the Fourth Proportional to 454,966.65, 682,385.18 and 155,461.05

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Solution

The fourth proportional to 454,966.65, 682,385.18 and 155,461.05 is: 233,169.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,966.65 : 682,385.18 = 155,461.05 : x
  2. Step 2: Convert to fraction form
    454,966.65/682,385.18 = 155,461.05/x
  3. Step 3: Cross multiply
    454,966.65x = 682,385.18 × 155,461.05
  4. Step 4: Simplify right side
    454,966.65x = 106,084,315,809.93
  5. Step 5: Solve for x
    x = 106,084,315,809.93/454,966.65
  6. Step 6: Final answer
    x = 233,169.43

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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.