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Finding the Fourth Proportional to 160,918.40, 241,377.60 and 149,254.40

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Solution

The fourth proportional to 160,918.40, 241,377.60 and 149,254.40 is: 223,881.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,918.40 : 241,377.60 = 149,254.40 : x
  2. Step 2: Convert to fraction form
    160,918.40/241,377.60 = 149,254.40/x
  3. Step 3: Cross multiply
    160,918.40x = 241,377.60 × 149,254.40
  4. Step 4: Simplify right side
    160,918.40x = 36,026,668,861.44
  5. Step 5: Solve for x
    x = 36,026,668,861.44/160,918.40
  6. Step 6: Final answer
    x = 223,881.60

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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.