Home / 124,277.13-171,447.86-83,976.19

Finding the Fourth Proportional to 124,277.13, 171,447.86 and 83,976.19

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Solution

The fourth proportional to 124,277.13, 171,447.86 and 83,976.19 is: 115,850.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,277.13 : 171,447.86 = 83,976.19 : x
  2. Step 2: Convert to fraction form
    124,277.13/171,447.86 = 83,976.19/x
  3. Step 3: Cross multiply
    124,277.13x = 171,447.86 × 83,976.19
  4. Step 4: Simplify right side
    124,277.13x = 14,397,537,847.77
  5. Step 5: Solve for x
    x = 14,397,537,847.77/124,277.13
  6. Step 6: Final answer
    x = 115,850.26

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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.