Home / 226,513.47-312,580.62-124,538.16

Finding the Fourth Proportional to 226,513.47, 312,580.62 and 124,538.16

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Solution

The fourth proportional to 226,513.47, 312,580.62 and 124,538.16 is: 171,858.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,513.47 : 312,580.62 = 124,538.16 : x
  2. Step 2: Convert to fraction form
    226,513.47/312,580.62 = 124,538.16/x
  3. Step 3: Cross multiply
    226,513.47x = 312,580.62 × 124,538.16
  4. Step 4: Simplify right side
    226,513.47x = 38,928,215,266.46
  5. Step 5: Solve for x
    x = 38,928,215,266.46/226,513.47
  6. Step 6: Final answer
    x = 171,858.28

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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.