Home / 127,896.58-191,786.55-61,368.04

Finding the Fourth Proportional to 127,896.58, 191,786.55 and 61,368.04

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Solution

The fourth proportional to 127,896.58, 191,786.55 and 61,368.04 is: 92,024.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,896.58 : 191,786.55 = 61,368.04 : x
  2. Step 2: Convert to fraction form
    127,896.58/191,786.55 = 61,368.04/x
  3. Step 3: Cross multiply
    127,896.58x = 191,786.55 × 61,368.04
  4. Step 4: Simplify right side
    127,896.58x = 11,769,564,671.86
  5. Step 5: Solve for x
    x = 11,769,564,671.86/127,896.58
  6. Step 6: Final answer
    x = 92,024.08

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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.