Home / 49,703.43-68,592.63-28,486.80

Finding the Fourth Proportional to 49,703.43, 68,592.63 and 28,486.80

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Solution

The fourth proportional to 49,703.43, 68,592.63 and 28,486.80 is: 39,312.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,703.43 : 68,592.63 = 28,486.80 : x
  2. Step 2: Convert to fraction form
    49,703.43/68,592.63 = 28,486.80/x
  3. Step 3: Cross multiply
    49,703.43x = 68,592.63 × 28,486.80
  4. Step 4: Simplify right side
    49,703.43x = 1,953,984,532.28
  5. Step 5: Solve for x
    x = 1,953,984,532.28/49,703.43
  6. Step 6: Final answer
    x = 39,312.87

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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.