Home / 41,111.40-61,667.10-34,987.80

Finding the Fourth Proportional to 41,111.40, 61,667.10 and 34,987.80

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Solution

The fourth proportional to 41,111.40, 61,667.10 and 34,987.80 is: 52,481.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,111.40 : 61,667.10 = 34,987.80 : x
  2. Step 2: Convert to fraction form
    41,111.40/61,667.10 = 34,987.80/x
  3. Step 3: Cross multiply
    41,111.40x = 61,667.10 × 34,987.80
  4. Step 4: Simplify right side
    41,111.40x = 2,157,596,161.38
  5. Step 5: Solve for x
    x = 2,157,596,161.38/41,111.40
  6. Step 6: Final answer
    x = 52,481.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.