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Finding the Fourth Proportional to 55,793.95, 83,690.93 and 14,240.95

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Solution

The fourth proportional to 55,793.95, 83,690.93 and 14,240.95 is: 21,361.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,793.95 : 83,690.93 = 14,240.95 : x
  2. Step 2: Convert to fraction form
    55,793.95/83,690.93 = 14,240.95/x
  3. Step 3: Cross multiply
    55,793.95x = 83,690.93 × 14,240.95
  4. Step 4: Simplify right side
    55,793.95x = 1,191,838,175.96
  5. Step 5: Solve for x
    x = 1,191,838,175.96/55,793.95
  6. Step 6: Final answer
    x = 21,361.42

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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.