Home / 447,512.29-671,108.59-147,937.57

Finding the Fourth Proportional to 447,512.29, 671,108.59 and 147,937.57

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Solution

The fourth proportional to 447,512.29, 671,108.59 and 147,937.57 is: 221,853.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    447,512.29 : 671,108.59 = 147,937.57 : x
  2. Step 2: Convert to fraction form
    447,512.29/671,108.59 = 147,937.57/x
  3. Step 3: Cross multiply
    447,512.29x = 671,108.59 × 147,937.57
  4. Step 4: Simplify right side
    447,512.29x = 99,282,174,010.73
  5. Step 5: Solve for x
    x = 99,282,174,010.73/447,512.29
  6. Step 6: Final answer
    x = 221,853.51

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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.