Home / 86,380.86-119,209.65-50,582.41

Finding the Fourth Proportional to 86,380.86, 119,209.65 and 50,582.41

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Solution

The fourth proportional to 86,380.86, 119,209.65 and 50,582.41 is: 69,806.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,380.86 : 119,209.65 = 50,582.41 : x
  2. Step 2: Convert to fraction form
    86,380.86/119,209.65 = 50,582.41/x
  3. Step 3: Cross multiply
    86,380.86x = 119,209.65 × 50,582.41
  4. Step 4: Simplify right side
    86,380.86x = 6,029,911,392.26
  5. Step 5: Solve for x
    x = 6,029,911,392.26/86,380.86
  6. Step 6: Final answer
    x = 69,806.11

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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.