Home / 55,000.05-75,886.90-33,489.55

Finding the Fourth Proportional to 55,000.05, 75,886.90 and 33,489.55

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Solution

The fourth proportional to 55,000.05, 75,886.90 and 33,489.55 is: 46,207.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,000.05 : 75,886.90 = 33,489.55 : x
  2. Step 2: Convert to fraction form
    55,000.05/75,886.90 = 33,489.55/x
  3. Step 3: Cross multiply
    55,000.05x = 75,886.90 × 33,489.55
  4. Step 4: Simplify right side
    55,000.05x = 2,541,418,131.90
  5. Step 5: Solve for x
    x = 2,541,418,131.90/55,000.05
  6. Step 6: Final answer
    x = 46,207.56

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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.