Home / 119,022.90-178,534.16-48,852.78

Finding the Fourth Proportional to 119,022.90, 178,534.16 and 48,852.78

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Solution

The fourth proportional to 119,022.90, 178,534.16 and 48,852.78 is: 73,279.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,022.90 : 178,534.16 = 48,852.78 : x
  2. Step 2: Convert to fraction form
    119,022.90/178,534.16 = 48,852.78/x
  3. Step 3: Cross multiply
    119,022.90x = 178,534.16 × 48,852.78
  4. Step 4: Simplify right side
    119,022.90x = 8,721,890,040.96
  5. Step 5: Solve for x
    x = 8,721,890,040.96/119,022.90
  6. Step 6: Final answer
    x = 73,279.09

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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.