Home / 126,087.48-174,001.56-69,498.90

Finding the Fourth Proportional to 126,087.48, 174,001.56 and 69,498.90

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Solution

The fourth proportional to 126,087.48, 174,001.56 and 69,498.90 is: 95,908.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,087.48 : 174,001.56 = 69,498.90 : x
  2. Step 2: Convert to fraction form
    126,087.48/174,001.56 = 69,498.90/x
  3. Step 3: Cross multiply
    126,087.48x = 174,001.56 × 69,498.90
  4. Step 4: Simplify right side
    126,087.48x = 12,092,917,018.28
  5. Step 5: Solve for x
    x = 12,092,917,018.28/126,087.48
  6. Step 6: Final answer
    x = 95,908.94

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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.