Home / 61,019.24-84,255.54-49,044.20

Finding the Fourth Proportional to 61,019.24, 84,255.54 and 49,044.20

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Solution

The fourth proportional to 61,019.24, 84,255.54 and 49,044.20 is: 67,720.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,019.24 : 84,255.54 = 49,044.20 : x
  2. Step 2: Convert to fraction form
    61,019.24/84,255.54 = 49,044.20/x
  3. Step 3: Cross multiply
    61,019.24x = 84,255.54 × 49,044.20
  4. Step 4: Simplify right side
    61,019.24x = 4,132,245,554.87
  5. Step 5: Solve for x
    x = 4,132,245,554.87/61,019.24
  6. Step 6: Final answer
    x = 67,720.37

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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.