Home / 226,545.18-312,633.56-124,577.26

Finding the Fourth Proportional to 226,545.18, 312,633.56 and 124,577.26

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Solution

The fourth proportional to 226,545.18, 312,633.56 and 124,577.26 is: 171,917.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,545.18 : 312,633.56 = 124,577.26 : x
  2. Step 2: Convert to fraction form
    226,545.18/312,633.56 = 124,577.26/x
  3. Step 3: Cross multiply
    226,545.18x = 312,633.56 × 124,577.26
  4. Step 4: Simplify right side
    226,545.18x = 38,947,032,288.85
  5. Step 5: Solve for x
    x = 38,947,032,288.85/226,545.18
  6. Step 6: Final answer
    x = 171,917.29

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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.