Home / 132,920.52-183,663.36-106,282.68

Finding the Fourth Proportional to 132,920.52, 183,663.36 and 106,282.68

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Solution

The fourth proportional to 132,920.52, 183,663.36 and 106,282.68 is: 146,856.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,920.52 : 183,663.36 = 106,282.68 : x
  2. Step 2: Convert to fraction form
    132,920.52/183,663.36 = 106,282.68/x
  3. Step 3: Cross multiply
    132,920.52x = 183,663.36 × 106,282.68
  4. Step 4: Simplify right side
    132,920.52x = 19,520,234,118.60
  5. Step 5: Solve for x
    x = 19,520,234,118.60/132,920.52
  6. Step 6: Final answer
    x = 146,856.44

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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.