Home / 127,304.85-191,161.28-101,226.45

Finding the Fourth Proportional to 127,304.85, 191,161.28 and 101,226.45

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Solution

The fourth proportional to 127,304.85, 191,161.28 and 101,226.45 is: 152,001.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,304.85 : 191,161.28 = 101,226.45 : x
  2. Step 2: Convert to fraction form
    127,304.85/191,161.28 = 101,226.45/x
  3. Step 3: Cross multiply
    127,304.85x = 191,161.28 × 101,226.45
  4. Step 4: Simplify right side
    127,304.85x = 19,350,577,245.72
  5. Step 5: Solve for x
    x = 19,350,577,245.72/127,304.85
  6. Step 6: Final answer
    x = 152,001.89

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1.5x scale

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.