Home / 226,561.15-312,659.45-124,580.13

Finding the Fourth Proportional to 226,561.15, 312,659.45 and 124,580.13

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Solution

The fourth proportional to 226,561.15, 312,659.45 and 124,580.13 is: 171,923.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,561.15 : 312,659.45 = 124,580.13 : x
  2. Step 2: Convert to fraction form
    226,561.15/312,659.45 = 124,580.13/x
  3. Step 3: Cross multiply
    226,561.15x = 312,659.45 × 124,580.13
  4. Step 4: Simplify right side
    226,561.15x = 38,951,153,598.53
  5. Step 5: Solve for x
    x = 38,951,153,598.53/226,561.15
  6. Step 6: Final answer
    x = 171,923.36

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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.