Home / 236,444.40-326,297.97-129,017.34

Finding the Fourth Proportional to 236,444.40, 326,297.97 and 129,017.34

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Solution

The fourth proportional to 236,444.40, 326,297.97 and 129,017.34 is: 178,046.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,444.40 : 326,297.97 = 129,017.34 : x
  2. Step 2: Convert to fraction form
    236,444.40/326,297.97 = 129,017.34/x
  3. Step 3: Cross multiply
    236,444.40x = 326,297.97 × 129,017.34
  4. Step 4: Simplify right side
    236,444.40x = 42,098,096,136.80
  5. Step 5: Solve for x
    x = 42,098,096,136.80/236,444.40
  6. Step 6: Final answer
    x = 178,046.49

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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.