Home / 57,545.08-86,314.74-18,101.32

Finding the Fourth Proportional to 57,545.08, 86,314.74 and 18,101.32

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Solution

The fourth proportional to 57,545.08, 86,314.74 and 18,101.32 is: 27,151.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,545.08 : 86,314.74 = 18,101.32 : x
  2. Step 2: Convert to fraction form
    57,545.08/86,314.74 = 18,101.32/x
  3. Step 3: Cross multiply
    57,545.08x = 86,314.74 × 18,101.32
  4. Step 4: Simplify right side
    57,545.08x = 1,562,410,729.46
  5. Step 5: Solve for x
    x = 1,562,410,729.46/57,545.08
  6. Step 6: Final answer
    x = 27,151.07

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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.