Home / 90,845.79-136,277.76-34,733.10

Finding the Fourth Proportional to 90,845.79, 136,277.76 and 34,733.10

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Solution

The fourth proportional to 90,845.79, 136,277.76 and 34,733.10 is: 52,103.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,845.79 : 136,277.76 = 34,733.10 : x
  2. Step 2: Convert to fraction form
    90,845.79/136,277.76 = 34,733.10/x
  3. Step 3: Cross multiply
    90,845.79x = 136,277.76 × 34,733.10
  4. Step 4: Simplify right side
    90,845.79x = 4,733,349,065.86
  5. Step 5: Solve for x
    x = 4,733,349,065.86/90,845.79
  6. Step 6: Final answer
    x = 52,103.12

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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.