Home / 63,219.15-87,242.36-36,360.96

Finding the Fourth Proportional to 63,219.15, 87,242.36 and 36,360.96

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Solution

The fourth proportional to 63,219.15, 87,242.36 and 36,360.96 is: 50,178.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,219.15 : 87,242.36 = 36,360.96 : x
  2. Step 2: Convert to fraction form
    63,219.15/87,242.36 = 36,360.96/x
  3. Step 3: Cross multiply
    63,219.15x = 87,242.36 × 36,360.96
  4. Step 4: Simplify right side
    63,219.15x = 3,172,215,780.46
  5. Step 5: Solve for x
    x = 3,172,215,780.46/63,219.15
  6. Step 6: Final answer
    x = 50,178.08

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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.