Home / 353,020.64-487,171.46-191,875.66

Finding the Fourth Proportional to 353,020.64, 487,171.46 and 191,875.66

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Solution

The fourth proportional to 353,020.64, 487,171.46 and 191,875.66 is: 264,790.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    353,020.64 : 487,171.46 = 191,875.66 : x
  2. Step 2: Convert to fraction form
    353,020.64/487,171.46 = 191,875.66/x
  3. Step 3: Cross multiply
    353,020.64x = 487,171.46 × 191,875.66
  4. Step 4: Simplify right side
    353,020.64x = 93,476,344,682.42
  5. Step 5: Solve for x
    x = 93,476,344,682.42/353,020.64
  6. Step 6: Final answer
    x = 264,790.03

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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.