Home / 154,999.62-214,000.30-94,605.28

Finding the Fourth Proportional to 154,999.62, 214,000.30 and 94,605.28

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Solution

The fourth proportional to 154,999.62, 214,000.30 and 94,605.28 is: 130,616.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,999.62 : 214,000.30 = 94,605.28 : x
  2. Step 2: Convert to fraction form
    154,999.62/214,000.30 = 94,605.28/x
  3. Step 3: Cross multiply
    154,999.62x = 214,000.30 × 94,605.28
  4. Step 4: Simplify right side
    154,999.62x = 20,245,558,301.58
  5. Step 5: Solve for x
    x = 20,245,558,301.58/154,999.62
  6. Step 6: Final answer
    x = 130,616.83

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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.