Home / 61,013.26-84,194.34-34,155.54

Finding the Fourth Proportional to 61,013.26, 84,194.34 and 34,155.54

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Solution

The fourth proportional to 61,013.26, 84,194.34 and 34,155.54 is: 47,132.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,013.26 : 84,194.34 = 34,155.54 : x
  2. Step 2: Convert to fraction form
    61,013.26/84,194.34 = 34,155.54/x
  3. Step 3: Cross multiply
    61,013.26x = 84,194.34 × 34,155.54
  4. Step 4: Simplify right side
    61,013.26x = 2,875,703,147.64
  5. Step 5: Solve for x
    x = 2,875,703,147.64/61,013.26
  6. Step 6: Final answer
    x = 47,132.43

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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.