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Finding the Fourth Proportional to 175,026.20, 261,883.20 and 115,977.20

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Solution

The fourth proportional to 175,026.20, 261,883.20 and 115,977.20 is: 173,531.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,026.20 : 261,883.20 = 115,977.20 : x
  2. Step 2: Convert to fraction form
    175,026.20/261,883.20 = 115,977.20/x
  3. Step 3: Cross multiply
    175,026.20x = 261,883.20 × 115,977.20
  4. Step 4: Simplify right side
    175,026.20x = 30,372,480,263.04
  5. Step 5: Solve for x
    x = 30,372,480,263.04/175,026.20
  6. Step 6: Final answer
    x = 173,531.05

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1.5x scale

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.