Home / 166,159.08-229,325.85-105,666.66

Finding the Fourth Proportional to 166,159.08, 229,325.85 and 105,666.66

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Solution

The fourth proportional to 166,159.08, 229,325.85 and 105,666.66 is: 145,836.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,159.08 : 229,325.85 = 105,666.66 : x
  2. Step 2: Convert to fraction form
    166,159.08/229,325.85 = 105,666.66/x
  3. Step 3: Cross multiply
    166,159.08x = 229,325.85 × 105,666.66
  4. Step 4: Simplify right side
    166,159.08x = 24,232,096,621.16
  5. Step 5: Solve for x
    x = 24,232,096,621.16/166,159.08
  6. Step 6: Final answer
    x = 145,836.73

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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.