Home / 130,193.20-194,998.20-127,277.20

Finding the Fourth Proportional to 130,193.20, 194,998.20 and 127,277.20

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Solution

The fourth proportional to 130,193.20, 194,998.20 and 127,277.20 is: 190,630.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,193.20 : 194,998.20 = 127,277.20 : x
  2. Step 2: Convert to fraction form
    130,193.20/194,998.20 = 127,277.20/x
  3. Step 3: Cross multiply
    130,193.20x = 194,998.20 × 127,277.20
  4. Step 4: Simplify right side
    130,193.20x = 24,818,824,901.04
  5. Step 5: Solve for x
    x = 24,818,824,901.04/130,193.20
  6. Step 6: Final answer
    x = 190,630.73

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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.