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Finding the Fourth Proportional to 160,352.57, 240,526.32 and 55,172.45

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Solution

The fourth proportional to 160,352.57, 240,526.32 and 55,172.45 is: 82,757.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,352.57 : 240,526.32 = 55,172.45 : x
  2. Step 2: Convert to fraction form
    160,352.57/240,526.32 = 55,172.45/x
  3. Step 3: Cross multiply
    160,352.57x = 240,526.32 × 55,172.45
  4. Step 4: Simplify right side
    160,352.57x = 13,270,425,161.25
  5. Step 5: Solve for x
    x = 13,270,425,161.25/160,352.57
  6. Step 6: Final answer
    x = 82,757.80

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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.