Home / 147,931.97-204,096.26-84,224.66

Finding the Fourth Proportional to 147,931.97, 204,096.26 and 84,224.66

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Solution

The fourth proportional to 147,931.97, 204,096.26 and 84,224.66 is: 116,201.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,931.97 : 204,096.26 = 84,224.66 : x
  2. Step 2: Convert to fraction form
    147,931.97/204,096.26 = 84,224.66/x
  3. Step 3: Cross multiply
    147,931.97x = 204,096.26 × 84,224.66
  4. Step 4: Simplify right side
    147,931.97x = 17,189,937,684.65
  5. Step 5: Solve for x
    x = 17,189,937,684.65/147,931.97
  6. Step 6: Final answer
    x = 116,201.64

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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.