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Finding the Fourth Proportional to 39,656.25, 54,727.79 and 22,894.65

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Solution

The fourth proportional to 39,656.25, 54,727.79 and 22,894.65 is: 31,595.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,656.25 : 54,727.79 = 22,894.65 : x
  2. Step 2: Convert to fraction form
    39,656.25/54,727.79 = 22,894.65/x
  3. Step 3: Cross multiply
    39,656.25x = 54,727.79 × 22,894.65
  4. Step 4: Simplify right side
    39,656.25x = 1,252,973,482.85
  5. Step 5: Solve for x
    x = 1,252,973,482.85/39,656.25
  6. Step 6: Final answer
    x = 31,595.86

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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.