Home / 159,546.60-220,266.14-105,904.35

Finding the Fourth Proportional to 159,546.60, 220,266.14 and 105,904.35

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Solution

The fourth proportional to 159,546.60, 220,266.14 and 105,904.35 is: 146,208.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,546.60 : 220,266.14 = 105,904.35 : x
  2. Step 2: Convert to fraction form
    159,546.60/220,266.14 = 105,904.35/x
  3. Step 3: Cross multiply
    159,546.60x = 220,266.14 × 105,904.35
  4. Step 4: Simplify right side
    159,546.60x = 23,327,141,854.19
  5. Step 5: Solve for x
    x = 23,327,141,854.19/159,546.60
  6. Step 6: Final answer
    x = 146,208.96

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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.