Home / 314,966.72-434,653.69-171,726.73

Finding the Fourth Proportional to 314,966.72, 434,653.69 and 171,726.73

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Solution

The fourth proportional to 314,966.72, 434,653.69 and 171,726.73 is: 236,982.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,966.72 : 434,653.69 = 171,726.73 : x
  2. Step 2: Convert to fraction form
    314,966.72/434,653.69 = 171,726.73/x
  3. Step 3: Cross multiply
    314,966.72x = 434,653.69 × 171,726.73
  4. Step 4: Simplify right side
    314,966.72x = 74,641,656,866.13
  5. Step 5: Solve for x
    x = 74,641,656,866.13/314,966.72
  6. Step 6: Final answer
    x = 236,982.68

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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.