Home / 52,550.87-72,519.81-28,677.02

Finding the Fourth Proportional to 52,550.87, 72,519.81 and 28,677.02

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Solution

The fourth proportional to 52,550.87, 72,519.81 and 28,677.02 is: 39,574.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,550.87 : 72,519.81 = 28,677.02 : x
  2. Step 2: Convert to fraction form
    52,550.87/72,519.81 = 28,677.02/x
  3. Step 3: Cross multiply
    52,550.87x = 72,519.81 × 28,677.02
  4. Step 4: Simplify right side
    52,550.87x = 2,079,652,041.77
  5. Step 5: Solve for x
    x = 2,079,652,041.77/52,550.87
  6. Step 6: Final answer
    x = 39,574.07

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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.