Home / 55,002.20-75,903.03-29,851.70

Finding the Fourth Proportional to 55,002.20, 75,903.03 and 29,851.70

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Solution

The fourth proportional to 55,002.20, 75,903.03 and 29,851.70 is: 41,195.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,002.20 : 75,903.03 = 29,851.70 : x
  2. Step 2: Convert to fraction form
    55,002.20/75,903.03 = 29,851.70/x
  3. Step 3: Cross multiply
    55,002.20x = 75,903.03 × 29,851.70
  4. Step 4: Simplify right side
    55,002.20x = 2,265,834,101.14
  5. Step 5: Solve for x
    x = 2,265,834,101.14/55,002.20
  6. Step 6: Final answer
    x = 41,195.34

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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.