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Finding the Fourth Proportional to 170,504.60, 235,317.56 and 97,930.22

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Solution

The fourth proportional to 170,504.60, 235,317.56 and 97,930.22 is: 135,155.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,504.60 : 235,317.56 = 97,930.22 : x
  2. Step 2: Convert to fraction form
    170,504.60/235,317.56 = 97,930.22/x
  3. Step 3: Cross multiply
    170,504.60x = 235,317.56 × 97,930.22
  4. Step 4: Simplify right side
    170,504.60x = 23,044,698,754.42
  5. Step 5: Solve for x
    x = 23,044,698,754.42/170,504.60
  6. Step 6: Final answer
    x = 135,155.88

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.