Home / 226,538.68-312,624.54-124,570.66

Finding the Fourth Proportional to 226,538.68, 312,624.54 and 124,570.66

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Solution

The fourth proportional to 226,538.68, 312,624.54 and 124,570.66 is: 171,908.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,538.68 : 312,624.54 = 124,570.66 : x
  2. Step 2: Convert to fraction form
    226,538.68/312,624.54 = 124,570.66/x
  3. Step 3: Cross multiply
    226,538.68x = 312,624.54 × 124,570.66
  4. Step 4: Simplify right side
    226,538.68x = 38,943,845,280.00
  5. Step 5: Solve for x
    x = 38,943,845,280.00/226,538.68
  6. Step 6: Final answer
    x = 171,908.15

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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.