Home / 49,781.52-74,643.53-16,492.61

Finding the Fourth Proportional to 49,781.52, 74,643.53 and 16,492.61

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Solution

The fourth proportional to 49,781.52, 74,643.53 and 16,492.61 is: 24,729.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,781.52 : 74,643.53 = 16,492.61 : x
  2. Step 2: Convert to fraction form
    49,781.52/74,643.53 = 16,492.61/x
  3. Step 3: Cross multiply
    49,781.52x = 74,643.53 × 16,492.61
  4. Step 4: Simplify right side
    49,781.52x = 1,231,066,733.46
  5. Step 5: Solve for x
    x = 1,231,066,733.46/49,781.52
  6. Step 6: Final answer
    x = 24,729.39

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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.