Home / 226,572.90-312,678.62-124,606.12

Finding the Fourth Proportional to 226,572.90, 312,678.62 and 124,606.12

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Solution

The fourth proportional to 226,572.90, 312,678.62 and 124,606.12 is: 171,960.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,572.90 : 312,678.62 = 124,606.12 : x
  2. Step 2: Convert to fraction form
    226,572.90/312,678.62 = 124,606.12/x
  3. Step 3: Cross multiply
    226,572.90x = 312,678.62 × 124,606.12
  4. Step 4: Simplify right side
    226,572.90x = 38,961,669,645.15
  5. Step 5: Solve for x
    x = 38,961,669,645.15/226,572.90
  6. Step 6: Final answer
    x = 171,960.86

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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.