Home / 127,270.24-175,622.69-73,558.74

Finding the Fourth Proportional to 127,270.24, 175,622.69 and 73,558.74

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Solution

The fourth proportional to 127,270.24, 175,622.69 and 73,558.74 is: 101,505.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,270.24 : 175,622.69 = 73,558.74 : x
  2. Step 2: Convert to fraction form
    127,270.24/175,622.69 = 73,558.74/x
  3. Step 3: Cross multiply
    127,270.24x = 175,622.69 × 73,558.74
  4. Step 4: Simplify right side
    127,270.24x = 12,918,582,729.80
  5. Step 5: Solve for x
    x = 12,918,582,729.80/127,270.24
  6. Step 6: Final answer
    x = 101,505.13

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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.