Home / 35,924.20-53,886.30-20,177.80

Finding the Fourth Proportional to 35,924.20, 53,886.30 and 20,177.80

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Solution

The fourth proportional to 35,924.20, 53,886.30 and 20,177.80 is: 30,266.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,924.20 : 53,886.30 = 20,177.80 : x
  2. Step 2: Convert to fraction form
    35,924.20/53,886.30 = 20,177.80/x
  3. Step 3: Cross multiply
    35,924.20x = 53,886.30 × 20,177.80
  4. Step 4: Simplify right side
    35,924.20x = 1,087,306,984.14
  5. Step 5: Solve for x
    x = 1,087,306,984.14/35,924.20
  6. Step 6: Final answer
    x = 30,266.70

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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.