Home / 71,778.86-98,952.13-50,492.06

Finding the Fourth Proportional to 71,778.86, 98,952.13 and 50,492.06

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Solution

The fourth proportional to 71,778.86, 98,952.13 and 50,492.06 is: 69,606.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,778.86 : 98,952.13 = 50,492.06 : x
  2. Step 2: Convert to fraction form
    71,778.86/98,952.13 = 50,492.06/x
  3. Step 3: Cross multiply
    71,778.86x = 98,952.13 × 50,492.06
  4. Step 4: Simplify right side
    71,778.86x = 4,996,296,824.51
  5. Step 5: Solve for x
    x = 4,996,296,824.51/71,778.86
  6. Step 6: Final answer
    x = 69,606.80

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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.