Home / 124,057.62-171,201.33-76,282.74

Finding the Fourth Proportional to 124,057.62, 171,201.33 and 76,282.74

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Solution

The fourth proportional to 124,057.62, 171,201.33 and 76,282.74 is: 105,271.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,057.62 : 171,201.33 = 76,282.74 : x
  2. Step 2: Convert to fraction form
    124,057.62/171,201.33 = 76,282.74/x
  3. Step 3: Cross multiply
    124,057.62x = 171,201.33 × 76,282.74
  4. Step 4: Simplify right side
    124,057.62x = 13,059,706,544.04
  5. Step 5: Solve for x
    x = 13,059,706,544.04/124,057.62
  6. Step 6: Final answer
    x = 105,271.30

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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.