Home / 227,002.16-340,490.28-86,774.96

Finding the Fourth Proportional to 227,002.16, 340,490.28 and 86,774.96

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Solution

The fourth proportional to 227,002.16, 340,490.28 and 86,774.96 is: 130,157.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,002.16 : 340,490.28 = 86,774.96 : x
  2. Step 2: Convert to fraction form
    227,002.16/340,490.28 = 86,774.96/x
  3. Step 3: Cross multiply
    227,002.16x = 340,490.28 × 86,774.96
  4. Step 4: Simplify right side
    227,002.16x = 29,546,030,427.39
  5. Step 5: Solve for x
    x = 29,546,030,427.39/227,002.16
  6. Step 6: Final answer
    x = 130,157.49

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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.