Home / 126,244.52-174,221.08-69,659.54

Finding the Fourth Proportional to 126,244.52, 174,221.08 and 69,659.54

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Solution

The fourth proportional to 126,244.52, 174,221.08 and 69,659.54 is: 96,132.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,244.52 : 174,221.08 = 69,659.54 : x
  2. Step 2: Convert to fraction form
    126,244.52/174,221.08 = 69,659.54/x
  3. Step 3: Cross multiply
    126,244.52x = 174,221.08 × 69,659.54
  4. Step 4: Simplify right side
    126,244.52x = 12,136,159,420.00
  5. Step 5: Solve for x
    x = 12,136,159,420.00/126,244.52
  6. Step 6: Final answer
    x = 96,132.17

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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.