Home / 154,069.20-231,492.60-97,936.20

Finding the Fourth Proportional to 154,069.20, 231,492.60 and 97,936.20

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Solution

The fourth proportional to 154,069.20, 231,492.60 and 97,936.20 is: 147,151.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,069.20 : 231,492.60 = 97,936.20 : x
  2. Step 2: Convert to fraction form
    154,069.20/231,492.60 = 97,936.20/x
  3. Step 3: Cross multiply
    154,069.20x = 231,492.60 × 97,936.20
  4. Step 4: Simplify right side
    154,069.20x = 22,671,505,572.12
  5. Step 5: Solve for x
    x = 22,671,505,572.12/154,069.20
  6. Step 6: Final answer
    x = 147,151.45

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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.