Home / 236,257.66-326,023.75-134,269.66

Finding the Fourth Proportional to 236,257.66, 326,023.75 and 134,269.66

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Solution

The fourth proportional to 236,257.66, 326,023.75 and 134,269.66 is: 185,285.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,257.66 : 326,023.75 = 134,269.66 : x
  2. Step 2: Convert to fraction form
    236,257.66/326,023.75 = 134,269.66/x
  3. Step 3: Cross multiply
    236,257.66x = 326,023.75 × 134,269.66
  4. Step 4: Simplify right side
    236,257.66x = 43,775,098,064.43
  5. Step 5: Solve for x
    x = 43,775,098,064.43/236,257.66
  6. Step 6: Final answer
    x = 185,285.41

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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.