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Finding the Fourth Proportional to 53,574.80, 73,934.97 and 29,703.69

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Solution

The fourth proportional to 53,574.80, 73,934.97 and 29,703.69 is: 40,992.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,574.80 : 73,934.97 = 29,703.69 : x
  2. Step 2: Convert to fraction form
    53,574.80/73,934.97 = 29,703.69/x
  3. Step 3: Cross multiply
    53,574.80x = 73,934.97 × 29,703.69
  4. Step 4: Simplify right side
    53,574.80x = 2,196,141,429.04
  5. Step 5: Solve for x
    x = 2,196,141,429.04/53,574.80
  6. Step 6: Final answer
    x = 40,992.06

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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.