Home / 166,110.66-229,153.02-108,724.74

Finding the Fourth Proportional to 166,110.66, 229,153.02 and 108,724.74

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Solution

The fourth proportional to 166,110.66, 229,153.02 and 108,724.74 is: 149,987.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,110.66 : 229,153.02 = 108,724.74 : x
  2. Step 2: Convert to fraction form
    166,110.66/229,153.02 = 108,724.74/x
  3. Step 3: Cross multiply
    166,110.66x = 229,153.02 × 108,724.74
  4. Step 4: Simplify right side
    166,110.66x = 24,914,602,519.71
  5. Step 5: Solve for x
    x = 24,914,602,519.71/166,110.66
  6. Step 6: Final answer
    x = 149,987.98

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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.