Home / 236,398.80-326,217.60-134,410.19

Finding the Fourth Proportional to 236,398.80, 326,217.60 and 134,410.19

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Solution

The fourth proportional to 236,398.80, 326,217.60 and 134,410.19 is: 185,478.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,398.80 : 326,217.60 = 134,410.19 : x
  2. Step 2: Convert to fraction form
    236,398.80/326,217.60 = 134,410.19/x
  3. Step 3: Cross multiply
    236,398.80x = 326,217.60 × 134,410.19
  4. Step 4: Simplify right side
    236,398.80x = 43,846,967,966.26
  5. Step 5: Solve for x
    x = 43,846,967,966.26/236,398.80
  6. Step 6: Final answer
    x = 185,478.81

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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.