Home / 127,423.71-175,849.23-70,067.40

Finding the Fourth Proportional to 127,423.71, 175,849.23 and 70,067.40

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Solution

The fourth proportional to 127,423.71, 175,849.23 and 70,067.40 is: 96,695.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,423.71 : 175,849.23 = 70,067.40 : x
  2. Step 2: Convert to fraction form
    127,423.71/175,849.23 = 70,067.40/x
  3. Step 3: Cross multiply
    127,423.71x = 175,849.23 × 70,067.40
  4. Step 4: Simplify right side
    127,423.71x = 12,321,298,338.10
  5. Step 5: Solve for x
    x = 12,321,298,338.10/127,423.71
  6. Step 6: Final answer
    x = 96,695.49

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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.