Home / 186,877.82-280,353.66-68,550.26

Finding the Fourth Proportional to 186,877.82, 280,353.66 and 68,550.26

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Solution

The fourth proportional to 186,877.82, 280,353.66 and 68,550.26 is: 102,838.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,877.82 : 280,353.66 = 68,550.26 : x
  2. Step 2: Convert to fraction form
    186,877.82/280,353.66 = 68,550.26/x
  3. Step 3: Cross multiply
    186,877.82x = 280,353.66 × 68,550.26
  4. Step 4: Simplify right side
    186,877.82x = 19,218,316,284.95
  5. Step 5: Solve for x
    x = 19,218,316,284.95/186,877.82
  6. Step 6: Final answer
    x = 102,838.94

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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.