Home / 63,108.32-87,086.55-36,231.91

Finding the Fourth Proportional to 63,108.32, 87,086.55 and 36,231.91

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Solution

The fourth proportional to 63,108.32, 87,086.55 and 36,231.91 is: 49,998.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,108.32 : 87,086.55 = 36,231.91 : x
  2. Step 2: Convert to fraction form
    63,108.32/87,086.55 = 36,231.91/x
  3. Step 3: Cross multiply
    63,108.32x = 87,086.55 × 36,231.91
  4. Step 4: Simplify right side
    63,108.32x = 3,155,312,041.81
  5. Step 5: Solve for x
    x = 3,155,312,041.81/63,108.32
  6. Step 6: Final answer
    x = 49,998.35

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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.