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Finding the Fourth Proportional to 113,116.60, 169,631.70 and 34,204.60

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Solution

The fourth proportional to 113,116.60, 169,631.70 and 34,204.60 is: 51,293.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,116.60 : 169,631.70 = 34,204.60 : x
  2. Step 2: Convert to fraction form
    113,116.60/169,631.70 = 34,204.60/x
  3. Step 3: Cross multiply
    113,116.60x = 169,631.70 × 34,204.60
  4. Step 4: Simplify right side
    113,116.60x = 5,802,184,445.82
  5. Step 5: Solve for x
    x = 5,802,184,445.82/113,116.60
  6. Step 6: Final answer
    x = 51,293.84

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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.