Home / 124,022.88-171,091.44-73,686.24

Finding the Fourth Proportional to 124,022.88, 171,091.44 and 73,686.24

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Solution

The fourth proportional to 124,022.88, 171,091.44 and 73,686.24 is: 101,651.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,022.88 : 171,091.44 = 73,686.24 : x
  2. Step 2: Convert to fraction form
    124,022.88/171,091.44 = 73,686.24/x
  3. Step 3: Cross multiply
    124,022.88x = 171,091.44 × 73,686.24
  4. Step 4: Simplify right side
    124,022.88x = 12,607,084,909.79
  5. Step 5: Solve for x
    x = 12,607,084,909.79/124,022.88
  6. Step 6: Final answer
    x = 101,651.28

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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.