Home / 127,256.06-175,563.04-73,531.20

Finding the Fourth Proportional to 127,256.06, 175,563.04 and 73,531.20

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Solution

The fourth proportional to 127,256.06, 175,563.04 and 73,531.20 is: 101,443.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,256.06 : 175,563.04 = 73,531.20 : x
  2. Step 2: Convert to fraction form
    127,256.06/175,563.04 = 73,531.20/x
  3. Step 3: Cross multiply
    127,256.06x = 175,563.04 × 73,531.20
  4. Step 4: Simplify right side
    127,256.06x = 12,909,361,006.85
  5. Step 5: Solve for x
    x = 12,909,361,006.85/127,256.06
  6. Step 6: Final answer
    x = 101,443.98

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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.