Home / 75,434.87-104,100.16-41,445.55

Finding the Fourth Proportional to 75,434.87, 104,100.16 and 41,445.55

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Solution

The fourth proportional to 75,434.87, 104,100.16 and 41,445.55 is: 57,194.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,434.87 : 104,100.16 = 41,445.55 : x
  2. Step 2: Convert to fraction form
    75,434.87/104,100.16 = 41,445.55/x
  3. Step 3: Cross multiply
    75,434.87x = 104,100.16 × 41,445.55
  4. Step 4: Simplify right side
    75,434.87x = 4,314,488,386.29
  5. Step 5: Solve for x
    x = 4,314,488,386.29/75,434.87
  6. Step 6: Final answer
    x = 57,194.88

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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.