Home / 236,705.01-326,658.60-129,274.13

Finding the Fourth Proportional to 236,705.01, 326,658.60 and 129,274.13

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Solution

The fourth proportional to 236,705.01, 326,658.60 and 129,274.13 is: 178,401.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,705.01 : 326,658.60 = 129,274.13 : x
  2. Step 2: Convert to fraction form
    236,705.01/326,658.60 = 129,274.13/x
  3. Step 3: Cross multiply
    236,705.01x = 326,658.60 × 129,274.13
  4. Step 4: Simplify right side
    236,705.01x = 42,228,504,688.73
  5. Step 5: Solve for x
    x = 42,228,504,688.73/236,705.01
  6. Step 6: Final answer
    x = 178,401.40

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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.