Home / 71,441.19-98,594.42-39,616.29

Finding the Fourth Proportional to 71,441.19, 98,594.42 and 39,616.29

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Solution

The fourth proportional to 71,441.19, 98,594.42 and 39,616.29 is: 54,673.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,441.19 : 98,594.42 = 39,616.29 : x
  2. Step 2: Convert to fraction form
    71,441.19/98,594.42 = 39,616.29/x
  3. Step 3: Cross multiply
    71,441.19x = 98,594.42 × 39,616.29
  4. Step 4: Simplify right side
    71,441.19x = 3,905,944,937.02
  5. Step 5: Solve for x
    x = 3,905,944,937.02/71,441.19
  6. Step 6: Final answer
    x = 54,673.57

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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.