Home / 48,860.74-67,416.06-28,716.04

Finding the Fourth Proportional to 48,860.74, 67,416.06 and 28,716.04

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Solution

The fourth proportional to 48,860.74, 67,416.06 and 28,716.04 is: 39,621.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,860.74 : 67,416.06 = 28,716.04 : x
  2. Step 2: Convert to fraction form
    48,860.74/67,416.06 = 28,716.04/x
  3. Step 3: Cross multiply
    48,860.74x = 67,416.06 × 28,716.04
  4. Step 4: Simplify right side
    48,860.74x = 1,935,922,275.60
  5. Step 5: Solve for x
    x = 1,935,922,275.60/48,860.74
  6. Step 6: Final answer
    x = 39,621.22

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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.