Home / 425,189.25-637,882.29-144,706.50

Finding the Fourth Proportional to 425,189.25, 637,882.29 and 144,706.50

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Solution

The fourth proportional to 425,189.25, 637,882.29 and 144,706.50 is: 217,093.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    425,189.25 : 637,882.29 = 144,706.50 : x
  2. Step 2: Convert to fraction form
    425,189.25/637,882.29 = 144,706.50/x
  3. Step 3: Cross multiply
    425,189.25x = 637,882.29 × 144,706.50
  4. Step 4: Simplify right side
    425,189.25x = 92,305,713,597.89
  5. Step 5: Solve for x
    x = 92,305,713,597.89/425,189.25
  6. Step 6: Final answer
    x = 217,093.24

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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.