Home / 132,626.06-183,023.97-72,197.15

Finding the Fourth Proportional to 132,626.06, 183,023.97 and 72,197.15

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Solution

The fourth proportional to 132,626.06, 183,023.97 and 72,197.15 is: 99,632.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,626.06 : 183,023.97 = 72,197.15 : x
  2. Step 2: Convert to fraction form
    132,626.06/183,023.97 = 72,197.15/x
  3. Step 3: Cross multiply
    132,626.06x = 183,023.97 × 72,197.15
  4. Step 4: Simplify right side
    132,626.06x = 13,213,808,100.57
  5. Step 5: Solve for x
    x = 13,213,808,100.57/132,626.06
  6. Step 6: Final answer
    x = 99,632.07

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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.