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Finding the Fourth Proportional to 174,066.96, 240,291.11 and 109,630.90

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Solution

The fourth proportional to 174,066.96, 240,291.11 and 109,630.90 is: 151,340.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,066.96 : 240,291.11 = 109,630.90 : x
  2. Step 2: Convert to fraction form
    174,066.96/240,291.11 = 109,630.90/x
  3. Step 3: Cross multiply
    174,066.96x = 240,291.11 × 109,630.90
  4. Step 4: Simplify right side
    174,066.96x = 26,343,329,874.10
  5. Step 5: Solve for x
    x = 26,343,329,874.10/174,066.96
  6. Step 6: Final answer
    x = 151,340.21

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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.