Home / 124,112.48-171,276.38-73,801.76

Finding the Fourth Proportional to 124,112.48, 171,276.38 and 73,801.76

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Solution

The fourth proportional to 124,112.48, 171,276.38 and 73,801.76 is: 101,847.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,112.48 : 171,276.38 = 73,801.76 : x
  2. Step 2: Convert to fraction form
    124,112.48/171,276.38 = 73,801.76/x
  3. Step 3: Cross multiply
    124,112.48x = 171,276.38 × 73,801.76
  4. Step 4: Simplify right side
    124,112.48x = 12,640,498,290.43
  5. Step 5: Solve for x
    x = 12,640,498,290.43/124,112.48
  6. Step 6: Final answer
    x = 101,847.12

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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.