Home / 154,032.14-230,522.51-129,100.34

Finding the Fourth Proportional to 154,032.14, 230,522.51 and 129,100.34

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Solution

The fourth proportional to 154,032.14, 230,522.51 and 129,100.34 is: 193,209.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,032.14 : 230,522.51 = 129,100.34 : x
  2. Step 2: Convert to fraction form
    154,032.14/230,522.51 = 129,100.34/x
  3. Step 3: Cross multiply
    154,032.14x = 230,522.51 × 129,100.34
  4. Step 4: Simplify right side
    154,032.14x = 29,760,532,620.54
  5. Step 5: Solve for x
    x = 29,760,532,620.54/154,032.14
  6. Step 6: Final answer
    x = 193,209.89

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.