Home / 127,935.82-191,808.94-61,312.50

Finding the Fourth Proportional to 127,935.82, 191,808.94 and 61,312.50

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Solution

The fourth proportional to 127,935.82, 191,808.94 and 61,312.50 is: 91,923.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,935.82 : 191,808.94 = 61,312.50 : x
  2. Step 2: Convert to fraction form
    127,935.82/191,808.94 = 61,312.50/x
  3. Step 3: Cross multiply
    127,935.82x = 191,808.94 × 61,312.50
  4. Step 4: Simplify right side
    127,935.82x = 11,760,285,633.75
  5. Step 5: Solve for x
    x = 11,760,285,633.75/127,935.82
  6. Step 6: Final answer
    x = 91,923.32

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.