Home / 98,569.64-136,025.97-53,247.60

Finding the Fourth Proportional to 98,569.64, 136,025.97 and 53,247.60

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Solution

The fourth proportional to 98,569.64, 136,025.97 and 53,247.60 is: 73,481.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,569.64 : 136,025.97 = 53,247.60 : x
  2. Step 2: Convert to fraction form
    98,569.64/136,025.97 = 53,247.60/x
  3. Step 3: Cross multiply
    98,569.64x = 136,025.97 × 53,247.60
  4. Step 4: Simplify right side
    98,569.64x = 7,243,056,440.17
  5. Step 5: Solve for x
    x = 7,243,056,440.17/98,569.64
  6. Step 6: Final answer
    x = 73,481.62

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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.