Home / 127,895.58-191,679.19-61,235.82

Finding the Fourth Proportional to 127,895.58, 191,679.19 and 61,235.82

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Solution

The fourth proportional to 127,895.58, 191,679.19 and 61,235.82 is: 91,775.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,895.58 : 191,679.19 = 61,235.82 : x
  2. Step 2: Convert to fraction form
    127,895.58/191,679.19 = 61,235.82/x
  3. Step 3: Cross multiply
    127,895.58x = 191,679.19 × 61,235.82
  4. Step 4: Simplify right side
    127,895.58x = 11,737,632,223.50
  5. Step 5: Solve for x
    x = 11,737,632,223.50/127,895.58
  6. Step 6: Final answer
    x = 91,775.12

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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.