Home / 166,377.02-229,599.78-90,925.52

Finding the Fourth Proportional to 166,377.02, 229,599.78 and 90,925.52

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Solution

The fourth proportional to 166,377.02, 229,599.78 and 90,925.52 is: 125,476.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,377.02 : 229,599.78 = 90,925.52 : x
  2. Step 2: Convert to fraction form
    166,377.02/229,599.78 = 90,925.52/x
  3. Step 3: Cross multiply
    166,377.02x = 229,599.78 × 90,925.52
  4. Step 4: Simplify right side
    166,377.02x = 20,876,479,388.39
  5. Step 5: Solve for x
    x = 20,876,479,388.39/166,377.02
  6. Step 6: Final answer
    x = 125,476.94

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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.