Home / 127,042.27-175,326.19-70,453.64

Finding the Fourth Proportional to 127,042.27, 175,326.19 and 70,453.64

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Solution

The fourth proportional to 127,042.27, 175,326.19 and 70,453.64 is: 97,230.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,042.27 : 175,326.19 = 70,453.64 : x
  2. Step 2: Convert to fraction form
    127,042.27/175,326.19 = 70,453.64/x
  3. Step 3: Cross multiply
    127,042.27x = 175,326.19 × 70,453.64
  4. Step 4: Simplify right side
    127,042.27x = 12,352,368,535.01
  5. Step 5: Solve for x
    x = 12,352,368,535.01/127,042.27
  6. Step 6: Final answer
    x = 97,230.38

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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.