Home / 208,545.24-312,769.94-124,329.24

Finding the Fourth Proportional to 208,545.24, 312,769.94 and 124,329.24

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Solution

The fourth proportional to 208,545.24, 312,769.94 and 124,329.24 is: 186,465.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    208,545.24 : 312,769.94 = 124,329.24 : x
  2. Step 2: Convert to fraction form
    208,545.24/312,769.94 = 124,329.24/x
  3. Step 3: Cross multiply
    208,545.24x = 312,769.94 × 124,329.24
  4. Step 4: Simplify right side
    208,545.24x = 38,886,448,935.05
  5. Step 5: Solve for x
    x = 38,886,448,935.05/208,545.24
  6. Step 6: Final answer
    x = 186,465.29

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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.