Home / 38,456.10-57,770.55-36,987.30

Finding the Fourth Proportional to 38,456.10, 57,770.55 and 36,987.30

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Solution

The fourth proportional to 38,456.10, 57,770.55 and 36,987.30 is: 55,564.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,456.10 : 57,770.55 = 36,987.30 : x
  2. Step 2: Convert to fraction form
    38,456.10/57,770.55 = 36,987.30/x
  3. Step 3: Cross multiply
    38,456.10x = 57,770.55 × 36,987.30
  4. Step 4: Simplify right side
    38,456.10x = 2,136,776,664.02
  5. Step 5: Solve for x
    x = 2,136,776,664.02/38,456.10
  6. Step 6: Final answer
    x = 55,564.05

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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.