Home / 424,960.24-637,291.80-125,361.28

Finding the Fourth Proportional to 424,960.24, 637,291.80 and 125,361.28

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Solution

The fourth proportional to 424,960.24, 637,291.80 and 125,361.28 is: 187,998.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    424,960.24 : 637,291.80 = 125,361.28 : x
  2. Step 2: Convert to fraction form
    424,960.24/637,291.80 = 125,361.28/x
  3. Step 3: Cross multiply
    424,960.24x = 637,291.80 × 125,361.28
  4. Step 4: Simplify right side
    424,960.24x = 79,891,715,781.50
  5. Step 5: Solve for x
    x = 79,891,715,781.50/424,960.24
  6. Step 6: Final answer
    x = 187,998.10

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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.