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Finding the Fourth Proportional to 113,805.60, 170,562.60 and 101,266.80

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Solution

The fourth proportional to 113,805.60, 170,562.60 and 101,266.80 is: 151,770.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,805.60 : 170,562.60 = 101,266.80 : x
  2. Step 2: Convert to fraction form
    113,805.60/170,562.60 = 101,266.80/x
  3. Step 3: Cross multiply
    113,805.60x = 170,562.60 × 101,266.80
  4. Step 4: Simplify right side
    113,805.60x = 17,272,328,701.68
  5. Step 5: Solve for x
    x = 17,272,328,701.68/113,805.60
  6. Step 6: Final answer
    x = 151,770.46

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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.