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Finding the Fourth Proportional to 53,361.72, 80,054.01 and 15,924.74

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Solution

The fourth proportional to 53,361.72, 80,054.01 and 15,924.74 is: 23,890.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,361.72 : 80,054.01 = 15,924.74 : x
  2. Step 2: Convert to fraction form
    53,361.72/80,054.01 = 15,924.74/x
  3. Step 3: Cross multiply
    53,361.72x = 80,054.01 × 15,924.74
  4. Step 4: Simplify right side
    53,361.72x = 1,274,838,894.94
  5. Step 5: Solve for x
    x = 1,274,838,894.94/53,361.72
  6. Step 6: Final answer
    x = 23,890.51

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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.