Home / 166,598.76-229,905.60-90,117.92

Finding the Fourth Proportional to 166,598.76, 229,905.60 and 90,117.92

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Solution

The fourth proportional to 166,598.76, 229,905.60 and 90,117.92 is: 124,362.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,598.76 : 229,905.60 = 90,117.92 : x
  2. Step 2: Convert to fraction form
    166,598.76/229,905.60 = 90,117.92/x
  3. Step 3: Cross multiply
    166,598.76x = 229,905.60 × 90,117.92
  4. Step 4: Simplify right side
    166,598.76x = 20,718,614,468.35
  5. Step 5: Solve for x
    x = 20,718,614,468.35/166,598.76
  6. Step 6: Final answer
    x = 124,362.36

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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.