Home / 79,320.30-118,974.27-29,376.90

Finding the Fourth Proportional to 79,320.30, 118,974.27 and 29,376.90

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Solution

The fourth proportional to 79,320.30, 118,974.27 and 29,376.90 is: 44,063.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,320.30 : 118,974.27 = 29,376.90 : x
  2. Step 2: Convert to fraction form
    79,320.30/118,974.27 = 29,376.90/x
  3. Step 3: Cross multiply
    79,320.30x = 118,974.27 × 29,376.90
  4. Step 4: Simplify right side
    79,320.30x = 3,495,095,232.36
  5. Step 5: Solve for x
    x = 3,495,095,232.36/79,320.30
  6. Step 6: Final answer
    x = 44,063.06

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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.