Home / 166,549.50-229,841.55-91,099.62

Finding the Fourth Proportional to 166,549.50, 229,841.55 and 91,099.62

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Solution

The fourth proportional to 166,549.50, 229,841.55 and 91,099.62 is: 125,719.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,549.50 : 229,841.55 = 91,099.62 : x
  2. Step 2: Convert to fraction form
    166,549.50/229,841.55 = 91,099.62/x
  3. Step 3: Cross multiply
    166,549.50x = 229,841.55 × 91,099.62
  4. Step 4: Simplify right side
    166,549.50x = 20,938,477,865.21
  5. Step 5: Solve for x
    x = 20,938,477,865.21/166,549.50
  6. Step 6: Final answer
    x = 125,719.25

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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.