Home / 166,173.08-229,345.18-105,680.66

Finding the Fourth Proportional to 166,173.08, 229,345.18 and 105,680.66

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Solution

The fourth proportional to 166,173.08, 229,345.18 and 105,680.66 is: 145,856.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,173.08 : 229,345.18 = 105,680.66 : x
  2. Step 2: Convert to fraction form
    166,173.08/229,345.18 = 105,680.66/x
  3. Step 3: Cross multiply
    166,173.08x = 229,345.18 × 105,680.66
  4. Step 4: Simplify right side
    166,173.08x = 24,237,349,990.22
  5. Step 5: Solve for x
    x = 24,237,349,990.22/166,173.08
  6. Step 6: Final answer
    x = 145,856.06

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1.5x scale

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.