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Finding the Fourth Proportional to 183,098.70, 274,648.05 and 153,574.20

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Solution

The fourth proportional to 183,098.70, 274,648.05 and 153,574.20 is: 230,361.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,098.70 : 274,648.05 = 153,574.20 : x
  2. Step 2: Convert to fraction form
    183,098.70/274,648.05 = 153,574.20/x
  3. Step 3: Cross multiply
    183,098.70x = 274,648.05 × 153,574.20
  4. Step 4: Simplify right side
    183,098.70x = 42,178,854,560.31
  5. Step 5: Solve for x
    x = 42,178,854,560.31/183,098.70
  6. Step 6: Final answer
    x = 230,361.30

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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.