Home / 166,432.78-229,693.28-98,471.62

Finding the Fourth Proportional to 166,432.78, 229,693.28 and 98,471.62

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Solution

The fourth proportional to 166,432.78, 229,693.28 and 98,471.62 is: 135,900.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,432.78 : 229,693.28 = 98,471.62 : x
  2. Step 2: Convert to fraction form
    166,432.78/229,693.28 = 98,471.62/x
  3. Step 3: Cross multiply
    166,432.78x = 229,693.28 × 98,471.62
  4. Step 4: Simplify right side
    166,432.78x = 22,618,269,384.71
  5. Step 5: Solve for x
    x = 22,618,269,384.71/166,432.78
  6. Step 6: Final answer
    x = 135,900.33

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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.