Home / 63,218.12-87,243.50-36,360.59

Finding the Fourth Proportional to 63,218.12, 87,243.50 and 36,360.59

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Solution

The fourth proportional to 63,218.12, 87,243.50 and 36,360.59 is: 50,179.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,218.12 : 87,243.50 = 36,360.59 : x
  2. Step 2: Convert to fraction form
    63,218.12/87,243.50 = 36,360.59/x
  3. Step 3: Cross multiply
    63,218.12x = 87,243.50 × 36,360.59
  4. Step 4: Simplify right side
    63,218.12x = 3,172,224,788.35
  5. Step 5: Solve for x
    x = 3,172,224,788.35/63,218.12
  6. Step 6: Final answer
    x = 50,179.05

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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.