Home / 293,037.38-404,443.36-172,178.64

Finding the Fourth Proportional to 293,037.38, 404,443.36 and 172,178.64

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Solution

The fourth proportional to 293,037.38, 404,443.36 and 172,178.64 is: 237,636.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,037.38 : 404,443.36 = 172,178.64 : x
  2. Step 2: Convert to fraction form
    293,037.38/404,443.36 = 172,178.64/x
  3. Step 3: Cross multiply
    293,037.38x = 404,443.36 × 172,178.64
  4. Step 4: Simplify right side
    293,037.38x = 69,636,507,681.83
  5. Step 5: Solve for x
    x = 69,636,507,681.83/293,037.38
  6. Step 6: Final answer
    x = 237,636.94

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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.