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Finding the Fourth Proportional to 39,894.93, 59,852.72 and 14,936.94

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Solution

The fourth proportional to 39,894.93, 59,852.72 and 14,936.94 is: 22,409.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,894.93 : 59,852.72 = 14,936.94 : x
  2. Step 2: Convert to fraction form
    39,894.93/59,852.72 = 14,936.94/x
  3. Step 3: Cross multiply
    39,894.93x = 59,852.72 × 14,936.94
  4. Step 4: Simplify right side
    39,894.93x = 894,016,524.82
  5. Step 5: Solve for x
    x = 894,016,524.82/39,894.93
  6. Step 6: Final answer
    x = 22,409.28

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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.