Home / 127,160.22-175,512.75-73,476.30

Finding the Fourth Proportional to 127,160.22, 175,512.75 and 73,476.30

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Solution

The fourth proportional to 127,160.22, 175,512.75 and 73,476.30 is: 101,415.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,160.22 : 175,512.75 = 73,476.30 : x
  2. Step 2: Convert to fraction form
    127,160.22/175,512.75 = 73,476.30/x
  3. Step 3: Cross multiply
    127,160.22x = 175,512.75 × 73,476.30
  4. Step 4: Simplify right side
    127,160.22x = 12,896,027,472.83
  5. Step 5: Solve for x
    x = 12,896,027,472.83/127,160.22
  6. Step 6: Final answer
    x = 101,415.58

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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.