Home / 127,479.20-175,926.08-70,894.56

Finding the Fourth Proportional to 127,479.20, 175,926.08 and 70,894.56

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Solution

The fourth proportional to 127,479.20, 175,926.08 and 70,894.56 is: 97,837.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,479.20 : 175,926.08 = 70,894.56 : x
  2. Step 2: Convert to fraction form
    127,479.20/175,926.08 = 70,894.56/x
  3. Step 3: Cross multiply
    127,479.20x = 175,926.08 × 70,894.56
  4. Step 4: Simplify right side
    127,479.20x = 12,472,202,034.12
  5. Step 5: Solve for x
    x = 12,472,202,034.12/127,479.20
  6. Step 6: Final answer
    x = 97,837.15

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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.