Home / 370,872.06-556,162.50-130,934.74

Finding the Fourth Proportional to 370,872.06, 556,162.50 and 130,934.74

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Solution

The fourth proportional to 370,872.06, 556,162.50 and 130,934.74 is: 196,350.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,872.06 : 556,162.50 = 130,934.74 : x
  2. Step 2: Convert to fraction form
    370,872.06/556,162.50 = 130,934.74/x
  3. Step 3: Cross multiply
    370,872.06x = 556,162.50 × 130,934.74
  4. Step 4: Simplify right side
    370,872.06x = 72,820,992,335.25
  5. Step 5: Solve for x
    x = 72,820,992,335.25/370,872.06
  6. Step 6: Final answer
    x = 196,350.71

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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.