Home / 212,869.60-293,747.28-117,377.44

Finding the Fourth Proportional to 212,869.60, 293,747.28 and 117,377.44

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Solution

The fourth proportional to 212,869.60, 293,747.28 and 117,377.44 is: 161,973.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,869.60 : 293,747.28 = 117,377.44 : x
  2. Step 2: Convert to fraction form
    212,869.60/293,747.28 = 117,377.44/x
  3. Step 3: Cross multiply
    212,869.60x = 293,747.28 × 117,377.44
  4. Step 4: Simplify right side
    212,869.60x = 34,479,303,733.36
  5. Step 5: Solve for x
    x = 34,479,303,733.36/212,869.60
  6. Step 6: Final answer
    x = 161,973.83

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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.