Home / 55,019.25-75,926.57-29,868.75

Finding the Fourth Proportional to 55,019.25, 75,926.57 and 29,868.75

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Solution

The fourth proportional to 55,019.25, 75,926.57 and 29,868.75 is: 41,218.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,019.25 : 75,926.57 = 29,868.75 : x
  2. Step 2: Convert to fraction form
    55,019.25/75,926.57 = 29,868.75/x
  3. Step 3: Cross multiply
    55,019.25x = 75,926.57 × 29,868.75
  4. Step 4: Simplify right side
    55,019.25x = 2,267,831,588.34
  5. Step 5: Solve for x
    x = 2,267,831,588.34/55,019.25
  6. Step 6: Final answer
    x = 41,218.88

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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.