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Finding the Fourth Proportional to 159,533.80, 238,839.90 and 97,325.80

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Solution

The fourth proportional to 159,533.80, 238,839.90 and 97,325.80 is: 145,707.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,533.80 : 238,839.90 = 97,325.80 : x
  2. Step 2: Convert to fraction form
    159,533.80/238,839.90 = 97,325.80/x
  3. Step 3: Cross multiply
    159,533.80x = 238,839.90 × 97,325.80
  4. Step 4: Simplify right side
    159,533.80x = 23,245,284,339.42
  5. Step 5: Solve for x
    x = 23,245,284,339.42/159,533.80
  6. Step 6: Final answer
    x = 145,707.58

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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.