Home / 52,777.86-72,833.57-28,579.10

Finding the Fourth Proportional to 52,777.86, 72,833.57 and 28,579.10

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Solution

The fourth proportional to 52,777.86, 72,833.57 and 28,579.10 is: 39,439.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,777.86 : 72,833.57 = 28,579.10 : x
  2. Step 2: Convert to fraction form
    52,777.86/72,833.57 = 28,579.10/x
  3. Step 3: Cross multiply
    52,777.86x = 72,833.57 × 28,579.10
  4. Step 4: Simplify right side
    52,777.86x = 2,081,517,373.32
  5. Step 5: Solve for x
    x = 2,081,517,373.32/52,777.86
  6. Step 6: Final answer
    x = 39,439.22

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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.