Home / 171,359.04-256,997.16-66,110.88

Finding the Fourth Proportional to 171,359.04, 256,997.16 and 66,110.88

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Solution

The fourth proportional to 171,359.04, 256,997.16 and 66,110.88 is: 99,150.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,359.04 : 256,997.16 = 66,110.88 : x
  2. Step 2: Convert to fraction form
    171,359.04/256,997.16 = 66,110.88/x
  3. Step 3: Cross multiply
    171,359.04x = 256,997.16 × 66,110.88
  4. Step 4: Simplify right side
    171,359.04x = 16,990,308,405.10
  5. Step 5: Solve for x
    x = 16,990,308,405.10/171,359.04
  6. Step 6: Final answer
    x = 99,150.35

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1.5x scale

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.