Home / 75,126.92-103,680.42-41,595.08

Finding the Fourth Proportional to 75,126.92, 103,680.42 and 41,595.08

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Solution

The fourth proportional to 75,126.92, 103,680.42 and 41,595.08 is: 57,404.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,126.92 : 103,680.42 = 41,595.08 : x
  2. Step 2: Convert to fraction form
    75,126.92/103,680.42 = 41,595.08/x
  3. Step 3: Cross multiply
    75,126.92x = 103,680.42 × 41,595.08
  4. Step 4: Simplify right side
    75,126.92x = 4,312,595,364.33
  5. Step 5: Solve for x
    x = 4,312,595,364.33/75,126.92
  6. Step 6: Final answer
    x = 57,404.13

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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.