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Finding the Fourth Proportional to 159,560.80, 238,880.40 and 97,352.80

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Solution

The fourth proportional to 159,560.80, 238,880.40 and 97,352.80 is: 145,748.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,560.80 : 238,880.40 = 97,352.80 : x
  2. Step 2: Convert to fraction form
    159,560.80/238,880.40 = 97,352.80/x
  3. Step 3: Cross multiply
    159,560.80x = 238,880.40 × 97,352.80
  4. Step 4: Simplify right side
    159,560.80x = 23,255,675,805.12
  5. Step 5: Solve for x
    x = 23,255,675,805.12/159,560.80
  6. Step 6: Final answer
    x = 145,748.05

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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.