Home / 154,607.88-213,366.58-94,168.85

Finding the Fourth Proportional to 154,607.88, 213,366.58 and 94,168.85

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Solution

The fourth proportional to 154,607.88, 213,366.58 and 94,168.85 is: 129,957.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,607.88 : 213,366.58 = 94,168.85 : x
  2. Step 2: Convert to fraction form
    154,607.88/213,366.58 = 94,168.85/x
  3. Step 3: Cross multiply
    154,607.88x = 213,366.58 × 94,168.85
  4. Step 4: Simplify right side
    154,607.88x = 20,092,485,765.03
  5. Step 5: Solve for x
    x = 20,092,485,765.03/154,607.88
  6. Step 6: Final answer
    x = 129,957.71

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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.