Home / 114,545.19-171,776.61-39,645

Finding the Fourth Proportional to 114,545.19, 171,776.61 and 39,645

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Solution

The fourth proportional to 114,545.19, 171,776.61 and 39,645 is: 59,453.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,545.19 : 171,776.61 = 39,645 : x
  2. Step 2: Convert to fraction form
    114,545.19/171,776.61 = 39,645/x
  3. Step 3: Cross multiply
    114,545.19x = 171,776.61 × 39,645
  4. Step 4: Simplify right side
    114,545.19x = 6,810,083,703.45
  5. Step 5: Solve for x
    x = 6,810,083,703.45/114,545.19
  6. Step 6: Final answer
    x = 59,453.25

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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.