Home / 124,002.93-170,965.59-80,318.38

Finding the Fourth Proportional to 124,002.93, 170,965.59 and 80,318.38

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Solution

The fourth proportional to 124,002.93, 170,965.59 and 80,318.38 is: 110,736.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,002.93 : 170,965.59 = 80,318.38 : x
  2. Step 2: Convert to fraction form
    124,002.93/170,965.59 = 80,318.38/x
  3. Step 3: Cross multiply
    124,002.93x = 170,965.59 × 80,318.38
  4. Step 4: Simplify right side
    124,002.93x = 13,731,679,224.54
  5. Step 5: Solve for x
    x = 13,731,679,224.54/124,002.93
  6. Step 6: Final answer
    x = 110,736.73

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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.