Home / 220,443.39-304,227.63-127,337.13

Finding the Fourth Proportional to 220,443.39, 304,227.63 and 127,337.13

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Solution

The fourth proportional to 220,443.39, 304,227.63 and 127,337.13 is: 175,734.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,443.39 : 304,227.63 = 127,337.13 : x
  2. Step 2: Convert to fraction form
    220,443.39/304,227.63 = 127,337.13/x
  3. Step 3: Cross multiply
    220,443.39x = 304,227.63 × 127,337.13
  4. Step 4: Simplify right side
    220,443.39x = 38,739,473,270.90
  5. Step 5: Solve for x
    x = 38,739,473,270.90/220,443.39
  6. Step 6: Final answer
    x = 175,734.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.