Home / 77,927.98-107,538.46-43,936.17

Finding the Fourth Proportional to 77,927.98, 107,538.46 and 43,936.17

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Solution

The fourth proportional to 77,927.98, 107,538.46 and 43,936.17 is: 60,630.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,927.98 : 107,538.46 = 43,936.17 : x
  2. Step 2: Convert to fraction form
    77,927.98/107,538.46 = 43,936.17/x
  3. Step 3: Cross multiply
    77,927.98x = 107,538.46 × 43,936.17
  4. Step 4: Simplify right side
    77,927.98x = 4,724,827,950.26
  5. Step 5: Solve for x
    x = 4,724,827,950.26/77,927.98
  6. Step 6: Final answer
    x = 60,630.70

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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.