Home / 107,217.28-160,784.88-36,120.82

Finding the Fourth Proportional to 107,217.28, 160,784.88 and 36,120.82

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Solution

The fourth proportional to 107,217.28, 160,784.88 and 36,120.82 is: 54,167.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,217.28 : 160,784.88 = 36,120.82 : x
  2. Step 2: Convert to fraction form
    107,217.28/160,784.88 = 36,120.82/x
  3. Step 3: Cross multiply
    107,217.28x = 160,784.88 × 36,120.82
  4. Step 4: Simplify right side
    107,217.28x = 5,807,681,709.20
  5. Step 5: Solve for x
    x = 5,807,681,709.20/107,217.28
  6. Step 6: Final answer
    x = 54,167.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.