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Finding the Fourth Proportional to 69,482.83, 95,888.16 and 42,249.52

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Solution

The fourth proportional to 69,482.83, 95,888.16 and 42,249.52 is: 58,305.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,482.83 : 95,888.16 = 42,249.52 : x
  2. Step 2: Convert to fraction form
    69,482.83/95,888.16 = 42,249.52/x
  3. Step 3: Cross multiply
    69,482.83x = 95,888.16 × 42,249.52
  4. Step 4: Simplify right side
    69,482.83x = 4,051,228,733.68
  5. Step 5: Solve for x
    x = 4,051,228,733.68/69,482.83
  6. Step 6: Final answer
    x = 58,305.47

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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.