Home / 159,701.60-239,054.04-117,629.19

Finding the Fourth Proportional to 159,701.60, 239,054.04 and 117,629.19

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Solution

The fourth proportional to 159,701.60, 239,054.04 and 117,629.19 is: 176,076.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,701.60 : 239,054.04 = 117,629.19 : x
  2. Step 2: Convert to fraction form
    159,701.60/239,054.04 = 117,629.19/x
  3. Step 3: Cross multiply
    159,701.60x = 239,054.04 × 117,629.19
  4. Step 4: Simplify right side
    159,701.60x = 28,119,733,091.43
  5. Step 5: Solve for x
    x = 28,119,733,091.43/159,701.60
  6. Step 6: Final answer
    x = 176,076.71

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.