Home / 63,904.20-95,856.30-56,128.20

Finding the Fourth Proportional to 63,904.20, 95,856.30 and 56,128.20

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Solution

The fourth proportional to 63,904.20, 95,856.30 and 56,128.20 is: 84,192.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,904.20 : 95,856.30 = 56,128.20 : x
  2. Step 2: Convert to fraction form
    63,904.20/95,856.30 = 56,128.20/x
  3. Step 3: Cross multiply
    63,904.20x = 95,856.30 × 56,128.20
  4. Step 4: Simplify right side
    63,904.20x = 5,380,241,577.66
  5. Step 5: Solve for x
    x = 5,380,241,577.66/63,904.20
  6. Step 6: Final answer
    x = 84,192.30

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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.