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Finding the Fourth Proportional to 56,590.98, 78,097.66 and 33,933.66

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Solution

The fourth proportional to 56,590.98, 78,097.66 and 33,933.66 is: 46,829.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,590.98 : 78,097.66 = 33,933.66 : x
  2. Step 2: Convert to fraction form
    56,590.98/78,097.66 = 33,933.66/x
  3. Step 3: Cross multiply
    56,590.98x = 78,097.66 × 33,933.66
  4. Step 4: Simplify right side
    56,590.98x = 2,650,139,441.24
  5. Step 5: Solve for x
    x = 2,650,139,441.24/56,590.98
  6. Step 6: Final answer
    x = 46,829.71

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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.