Home / 56,192.97-77,544.98-30,699.47

Finding the Fourth Proportional to 56,192.97, 77,544.98 and 30,699.47

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Solution

The fourth proportional to 56,192.97, 77,544.98 and 30,699.47 is: 42,364.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,192.97 : 77,544.98 = 30,699.47 : x
  2. Step 2: Convert to fraction form
    56,192.97/77,544.98 = 30,699.47/x
  3. Step 3: Cross multiply
    56,192.97x = 77,544.98 × 30,699.47
  4. Step 4: Simplify right side
    56,192.97x = 2,380,589,245.94
  5. Step 5: Solve for x
    x = 2,380,589,245.94/56,192.97
  6. Step 6: Final answer
    x = 42,364.54

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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.