Home / 127,062.60-175,351.14-69,698.40

Finding the Fourth Proportional to 127,062.60, 175,351.14 and 69,698.40

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Solution

The fourth proportional to 127,062.60, 175,351.14 and 69,698.40 is: 96,186.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,062.60 : 175,351.14 = 69,698.40 : x
  2. Step 2: Convert to fraction form
    127,062.60/175,351.14 = 69,698.40/x
  3. Step 3: Cross multiply
    127,062.60x = 175,351.14 × 69,698.40
  4. Step 4: Simplify right side
    127,062.60x = 12,221,693,896.18
  5. Step 5: Solve for x
    x = 12,221,693,896.18/127,062.60
  6. Step 6: Final answer
    x = 96,186.40

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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.