Home / 173,266.20-259,899.30-106,781.40

Finding the Fourth Proportional to 173,266.20, 259,899.30 and 106,781.40

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Solution

The fourth proportional to 173,266.20, 259,899.30 and 106,781.40 is: 160,172.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,266.20 : 259,899.30 = 106,781.40 : x
  2. Step 2: Convert to fraction form
    173,266.20/259,899.30 = 106,781.40/x
  3. Step 3: Cross multiply
    173,266.20x = 259,899.30 × 106,781.40
  4. Step 4: Simplify right side
    173,266.20x = 27,752,411,113.02
  5. Step 5: Solve for x
    x = 27,752,411,113.02/173,266.20
  6. Step 6: Final answer
    x = 160,172.10

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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.