Home / 194,115.16-291,172.74-88,934.12

Finding the Fourth Proportional to 194,115.16, 291,172.74 and 88,934.12

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Solution

The fourth proportional to 194,115.16, 291,172.74 and 88,934.12 is: 133,401.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,115.16 : 291,172.74 = 88,934.12 : x
  2. Step 2: Convert to fraction form
    194,115.16/291,172.74 = 88,934.12/x
  3. Step 3: Cross multiply
    194,115.16x = 291,172.74 × 88,934.12
  4. Step 4: Simplify right side
    194,115.16x = 25,895,191,399.89
  5. Step 5: Solve for x
    x = 25,895,191,399.89/194,115.16
  6. Step 6: Final answer
    x = 133,401.18

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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.