Home / 171,439.17-257,086.62-64,805.19

Finding the Fourth Proportional to 171,439.17, 257,086.62 and 64,805.19

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Solution

The fourth proportional to 171,439.17, 257,086.62 and 64,805.19 is: 97,180.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,439.17 : 257,086.62 = 64,805.19 : x
  2. Step 2: Convert to fraction form
    171,439.17/257,086.62 = 64,805.19/x
  3. Step 3: Cross multiply
    171,439.17x = 257,086.62 × 64,805.19
  4. Step 4: Simplify right side
    171,439.17x = 16,660,547,255.56
  5. Step 5: Solve for x
    x = 16,660,547,255.56/171,439.17
  6. Step 6: Final answer
    x = 97,180.52

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.