Home / 204,152.80-281,746.56-113,516.32

Finding the Fourth Proportional to 204,152.80, 281,746.56 and 113,516.32

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Solution

The fourth proportional to 204,152.80, 281,746.56 and 113,516.32 is: 156,661.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,152.80 : 281,746.56 = 113,516.32 : x
  2. Step 2: Convert to fraction form
    204,152.80/281,746.56 = 113,516.32/x
  3. Step 3: Cross multiply
    204,152.80x = 281,746.56 × 113,516.32
  4. Step 4: Simplify right side
    204,152.80x = 31,982,832,663.86
  5. Step 5: Solve for x
    x = 31,982,832,663.86/204,152.80
  6. Step 6: Final answer
    x = 156,661.25

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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.