Home / 166,258.18-229,426.80-98,281.45

Finding the Fourth Proportional to 166,258.18, 229,426.80 and 98,281.45

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Solution

The fourth proportional to 166,258.18, 229,426.80 and 98,281.45 is: 135,622.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,258.18 : 229,426.80 = 98,281.45 : x
  2. Step 2: Convert to fraction form
    166,258.18/229,426.80 = 98,281.45/x
  3. Step 3: Cross multiply
    166,258.18x = 229,426.80 × 98,281.45
  4. Step 4: Simplify right side
    166,258.18x = 22,548,398,572.86
  5. Step 5: Solve for x
    x = 22,548,398,572.86/166,258.18
  6. Step 6: Final answer
    x = 135,622.79

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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.