Home / 116,545.96-160,828.63-68,814.69

Finding the Fourth Proportional to 116,545.96, 160,828.63 and 68,814.69

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Solution

The fourth proportional to 116,545.96, 160,828.63 and 68,814.69 is: 94,961.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,545.96 : 160,828.63 = 68,814.69 : x
  2. Step 2: Convert to fraction form
    116,545.96/160,828.63 = 68,814.69/x
  3. Step 3: Cross multiply
    116,545.96x = 160,828.63 × 68,814.69
  4. Step 4: Simplify right side
    116,545.96x = 11,067,372,316.57
  5. Step 5: Solve for x
    x = 11,067,372,316.57/116,545.96
  6. Step 6: Final answer
    x = 94,961.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.