Home / 127,843.45-176,359.07-97,576.25

Finding the Fourth Proportional to 127,843.45, 176,359.07 and 97,576.25

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Solution

The fourth proportional to 127,843.45, 176,359.07 and 97,576.25 is: 134,605.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,843.45 : 176,359.07 = 97,576.25 : x
  2. Step 2: Convert to fraction form
    127,843.45/176,359.07 = 97,576.25/x
  3. Step 3: Cross multiply
    127,843.45x = 176,359.07 × 97,576.25
  4. Step 4: Simplify right side
    127,843.45x = 17,208,456,066.23
  5. Step 5: Solve for x
    x = 17,208,456,066.23/127,843.45
  6. Step 6: Final answer
    x = 134,605.69

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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.