Home / 47,787.84-65,953.08-28,924.92

Finding the Fourth Proportional to 47,787.84, 65,953.08 and 28,924.92

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Solution

The fourth proportional to 47,787.84, 65,953.08 and 28,924.92 is: 39,919.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,787.84 : 65,953.08 = 28,924.92 : x
  2. Step 2: Convert to fraction form
    47,787.84/65,953.08 = 28,924.92/x
  3. Step 3: Cross multiply
    47,787.84x = 65,953.08 × 28,924.92
  4. Step 4: Simplify right side
    47,787.84x = 1,907,687,562.75
  5. Step 5: Solve for x
    x = 1,907,687,562.75/47,787.84
  6. Step 6: Final answer
    x = 39,919.94

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.