Home / 166,980.06-230,298.12-146,793.78

Finding the Fourth Proportional to 166,980.06, 230,298.12 and 146,793.78

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Solution

The fourth proportional to 166,980.06, 230,298.12 and 146,793.78 is: 202,457.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,980.06 : 230,298.12 = 146,793.78 : x
  2. Step 2: Convert to fraction form
    166,980.06/230,298.12 = 146,793.78/x
  3. Step 3: Cross multiply
    166,980.06x = 230,298.12 × 146,793.78
  4. Step 4: Simplify right side
    166,980.06x = 33,806,331,561.69
  5. Step 5: Solve for x
    x = 33,806,331,561.69/166,980.06
  6. Step 6: Final answer
    x = 202,457.30

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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.