Home / 168,715.44-232,815.60-93,258

Finding the Fourth Proportional to 168,715.44, 232,815.60 and 93,258

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Solution

The fourth proportional to 168,715.44, 232,815.60 and 93,258 is: 128,689.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,715.44 : 232,815.60 = 93,258 : x
  2. Step 2: Convert to fraction form
    168,715.44/232,815.60 = 93,258/x
  3. Step 3: Cross multiply
    168,715.44x = 232,815.60 × 93,258
  4. Step 4: Simplify right side
    168,715.44x = 21,711,917,224.80
  5. Step 5: Solve for x
    x = 21,711,917,224.80/168,715.44
  6. Step 6: Final answer
    x = 128,689.57

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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.