Home / 127,245.92-175,625.16-73,533.20

Finding the Fourth Proportional to 127,245.92, 175,625.16 and 73,533.20

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Solution

The fourth proportional to 127,245.92, 175,625.16 and 73,533.20 is: 101,490.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,245.92 : 175,625.16 = 73,533.20 : x
  2. Step 2: Convert to fraction form
    127,245.92/175,625.16 = 73,533.20/x
  3. Step 3: Cross multiply
    127,245.92x = 175,625.16 × 73,533.20
  4. Step 4: Simplify right side
    127,245.92x = 12,914,280,015.31
  5. Step 5: Solve for x
    x = 12,914,280,015.31/127,245.92
  6. Step 6: Final answer
    x = 101,490.72

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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.