Home / 56,333.94-77,744.79-31,185.06

Finding the Fourth Proportional to 56,333.94, 77,744.79 and 31,185.06

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Solution

The fourth proportional to 56,333.94, 77,744.79 and 31,185.06 is: 43,037.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,333.94 : 77,744.79 = 31,185.06 : x
  2. Step 2: Convert to fraction form
    56,333.94/77,744.79 = 31,185.06/x
  3. Step 3: Cross multiply
    56,333.94x = 77,744.79 × 31,185.06
  4. Step 4: Simplify right side
    56,333.94x = 2,424,475,940.84
  5. Step 5: Solve for x
    x = 2,424,475,940.84/56,333.94
  6. Step 6: Final answer
    x = 43,037.57

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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.