Home / 49,492.45-68,298.73-27,981.86

Finding the Fourth Proportional to 49,492.45, 68,298.73 and 27,981.86

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Solution

The fourth proportional to 49,492.45, 68,298.73 and 27,981.86 is: 38,614.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,492.45 : 68,298.73 = 27,981.86 : x
  2. Step 2: Convert to fraction form
    49,492.45/68,298.73 = 27,981.86/x
  3. Step 3: Cross multiply
    49,492.45x = 68,298.73 × 27,981.86
  4. Step 4: Simplify right side
    49,492.45x = 1,911,125,089.59
  5. Step 5: Solve for x
    x = 1,911,125,089.59/49,492.45
  6. Step 6: Final answer
    x = 38,614.48

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.