Home / 119,177.83-178,600.67-89,561.07

Finding the Fourth Proportional to 119,177.83, 178,600.67 and 89,561.07

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Solution

The fourth proportional to 119,177.83, 178,600.67 and 89,561.07 is: 134,216.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,177.83 : 178,600.67 = 89,561.07 : x
  2. Step 2: Convert to fraction form
    119,177.83/178,600.67 = 89,561.07/x
  3. Step 3: Cross multiply
    119,177.83x = 178,600.67 × 89,561.07
  4. Step 4: Simplify right side
    119,177.83x = 15,995,666,745.54
  5. Step 5: Solve for x
    x = 15,995,666,745.54/119,177.83
  6. Step 6: Final answer
    x = 134,216.80

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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.