Home / 90,849.10-136,282.74-34,736.42

Finding the Fourth Proportional to 90,849.10, 136,282.74 and 34,736.42

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Solution

The fourth proportional to 90,849.10, 136,282.74 and 34,736.42 is: 52,108.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,849.10 : 136,282.74 = 34,736.42 : x
  2. Step 2: Convert to fraction form
    90,849.10/136,282.74 = 34,736.42/x
  3. Step 3: Cross multiply
    90,849.10x = 136,282.74 × 34,736.42
  4. Step 4: Simplify right side
    90,849.10x = 4,733,974,495.39
  5. Step 5: Solve for x
    x = 4,733,974,495.39/90,849.10
  6. Step 6: Final answer
    x = 52,108.11

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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.