Home / 142,466.70-196,605.99-88,773.42

Finding the Fourth Proportional to 142,466.70, 196,605.99 and 88,773.42

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Solution

The fourth proportional to 142,466.70, 196,605.99 and 88,773.42 is: 122,508.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,466.70 : 196,605.99 = 88,773.42 : x
  2. Step 2: Convert to fraction form
    142,466.70/196,605.99 = 88,773.42/x
  3. Step 3: Cross multiply
    142,466.70x = 196,605.99 × 88,773.42
  4. Step 4: Simplify right side
    142,466.70x = 17,453,386,124.79
  5. Step 5: Solve for x
    x = 17,453,386,124.79/142,466.70
  6. Step 6: Final answer
    x = 122,508.53

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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.