Home / 107,017.96-147,679.07-58,617.38

Finding the Fourth Proportional to 107,017.96, 147,679.07 and 58,617.38

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Solution

The fourth proportional to 107,017.96, 147,679.07 and 58,617.38 is: 80,888.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,017.96 : 147,679.07 = 58,617.38 : x
  2. Step 2: Convert to fraction form
    107,017.96/147,679.07 = 58,617.38/x
  3. Step 3: Cross multiply
    107,017.96x = 147,679.07 × 58,617.38
  4. Step 4: Simplify right side
    107,017.96x = 8,656,560,405.21
  5. Step 5: Solve for x
    x = 8,656,560,405.21/107,017.96
  6. Step 6: Final answer
    x = 80,888.86

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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.