Home / 132,927.73-183,433.79-79,211.55

Finding the Fourth Proportional to 132,927.73, 183,433.79 and 79,211.55

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Solution

The fourth proportional to 132,927.73, 183,433.79 and 79,211.55 is: 109,308.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,927.73 : 183,433.79 = 79,211.55 : x
  2. Step 2: Convert to fraction form
    132,927.73/183,433.79 = 79,211.55/x
  3. Step 3: Cross multiply
    132,927.73x = 183,433.79 × 79,211.55
  4. Step 4: Simplify right side
    132,927.73x = 14,530,074,828.27
  5. Step 5: Solve for x
    x = 14,530,074,828.27/132,927.73
  6. Step 6: Final answer
    x = 109,308.08

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1.5x scale

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.