Home / 79,074.04-118,479.84-55,651.27

Finding the Fourth Proportional to 79,074.04, 118,479.84 and 55,651.27

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Solution

The fourth proportional to 79,074.04, 118,479.84 and 55,651.27 is: 83,384.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,074.04 : 118,479.84 = 55,651.27 : x
  2. Step 2: Convert to fraction form
    79,074.04/118,479.84 = 55,651.27/x
  3. Step 3: Cross multiply
    79,074.04x = 118,479.84 × 55,651.27
  4. Step 4: Simplify right side
    79,074.04x = 6,593,553,565.40
  5. Step 5: Solve for x
    x = 6,593,553,565.40/79,074.04
  6. Step 6: Final answer
    x = 83,384.55

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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.