Home / 119,640.39-179,461.28-30,887.83

Finding the Fourth Proportional to 119,640.39, 179,461.28 and 30,887.83

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Solution

The fourth proportional to 119,640.39, 179,461.28 and 30,887.83 is: 46,331.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,640.39 : 179,461.28 = 30,887.83 : x
  2. Step 2: Convert to fraction form
    119,640.39/179,461.28 = 30,887.83/x
  3. Step 3: Cross multiply
    119,640.39x = 179,461.28 × 30,887.83
  4. Step 4: Simplify right side
    119,640.39x = 5,543,169,508.22
  5. Step 5: Solve for x
    x = 5,543,169,508.22/119,640.39
  6. Step 6: Final answer
    x = 46,331.92

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1.5x scale

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.