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Finding the Fourth Proportional to 159,737.44, 239,627.76 and 54,528.16

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Solution

The fourth proportional to 159,737.44, 239,627.76 and 54,528.16 is: 81,799.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,737.44 : 239,627.76 = 54,528.16 : x
  2. Step 2: Convert to fraction form
    159,737.44/239,627.76 = 54,528.16/x
  3. Step 3: Cross multiply
    159,737.44x = 239,627.76 × 54,528.16
  4. Step 4: Simplify right side
    159,737.44x = 13,066,460,837.72
  5. Step 5: Solve for x
    x = 13,066,460,837.72/159,737.44
  6. Step 6: Final answer
    x = 81,799.61

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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.