Home / 48,580.00-72,869.99-18,977.07

Finding the Fourth Proportional to 48,580.00, 72,869.99 and 18,977.07

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Solution

The fourth proportional to 48,580.00, 72,869.99 and 18,977.07 is: 28,465.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,580.00 : 72,869.99 = 18,977.07 : x
  2. Step 2: Convert to fraction form
    48,580.00/72,869.99 = 18,977.07/x
  3. Step 3: Cross multiply
    48,580.00x = 72,869.99 × 18,977.07
  4. Step 4: Simplify right side
    48,580.00x = 1,382,858,948.57
  5. Step 5: Solve for x
    x = 1,382,858,948.57/48,580.00
  6. Step 6: Final answer
    x = 28,465.60

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.