Home / 236,537.73-326,423.22-129,110.25

Finding the Fourth Proportional to 236,537.73, 326,423.22 and 129,110.25

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Solution

The fourth proportional to 236,537.73, 326,423.22 and 129,110.25 is: 178,172.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,537.73 : 326,423.22 = 129,110.25 : x
  2. Step 2: Convert to fraction form
    236,537.73/326,423.22 = 129,110.25/x
  3. Step 3: Cross multiply
    236,537.73x = 326,423.22 × 129,110.25
  4. Step 4: Simplify right side
    236,537.73x = 42,144,583,540.01
  5. Step 5: Solve for x
    x = 42,144,583,540.01/236,537.73
  6. Step 6: Final answer
    x = 178,172.77

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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.