Home / 236,514.60-326,397.24-129,091.68

Finding the Fourth Proportional to 236,514.60, 326,397.24 and 129,091.68

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Solution

The fourth proportional to 236,514.60, 326,397.24 and 129,091.68 is: 178,150.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,514.60 : 326,397.24 = 129,091.68 : x
  2. Step 2: Convert to fraction form
    236,514.60/326,397.24 = 129,091.68/x
  3. Step 3: Cross multiply
    236,514.60x = 326,397.24 × 129,091.68
  4. Step 4: Simplify right side
    236,514.60x = 42,135,168,058.96
  5. Step 5: Solve for x
    x = 42,135,168,058.96/236,514.60
  6. Step 6: Final answer
    x = 178,150.39

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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.