Home / 79,259.46-118,904.76-29,340

Finding the Fourth Proportional to 79,259.46, 118,904.76 and 29,340

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Solution

The fourth proportional to 79,259.46, 118,904.76 and 29,340 is: 44,015.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,259.46 : 118,904.76 = 29,340 : x
  2. Step 2: Convert to fraction form
    79,259.46/118,904.76 = 29,340/x
  3. Step 3: Cross multiply
    79,259.46x = 118,904.76 × 29,340
  4. Step 4: Simplify right side
    79,259.46x = 3,488,665,658.40
  5. Step 5: Solve for x
    x = 3,488,665,658.40/79,259.46
  6. Step 6: Final answer
    x = 44,015.76

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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.