Home / 104,217-156,307.42-29,319.40

Finding the Fourth Proportional to 104,217, 156,307.42 and 29,319.40

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Solution

The fourth proportional to 104,217, 156,307.42 and 29,319.40 is: 43,974.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,217 : 156,307.42 = 29,319.40 : x
  2. Step 2: Convert to fraction form
    104,217/156,307.42 = 29,319.40/x
  3. Step 3: Cross multiply
    104,217x = 156,307.42 × 29,319.40
  4. Step 4: Simplify right side
    104,217x = 4,582,839,769.95
  5. Step 5: Solve for x
    x = 4,582,839,769.95/104,217
  6. Step 6: Final answer
    x = 43,974.01

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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.