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Finding the Fourth Proportional to 113,800.10, 170,700.15 and 34,914.20

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Solution

The fourth proportional to 113,800.10, 170,700.15 and 34,914.20 is: 52,371.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,800.10 : 170,700.15 = 34,914.20 : x
  2. Step 2: Convert to fraction form
    113,800.10/170,700.15 = 34,914.20/x
  3. Step 3: Cross multiply
    113,800.10x = 170,700.15 × 34,914.20
  4. Step 4: Simplify right side
    113,800.10x = 5,959,859,177.13
  5. Step 5: Solve for x
    x = 5,959,859,177.13/113,800.10
  6. Step 6: Final answer
    x = 52,371.30

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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.