Home / 147,867.39-204,093.27-84,242.70

Finding the Fourth Proportional to 147,867.39, 204,093.27 and 84,242.70

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Solution

The fourth proportional to 147,867.39, 204,093.27 and 84,242.70 is: 116,275.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,867.39 : 204,093.27 = 84,242.70 : x
  2. Step 2: Convert to fraction form
    147,867.39/204,093.27 = 84,242.70/x
  3. Step 3: Cross multiply
    147,867.39x = 204,093.27 × 84,242.70
  4. Step 4: Simplify right side
    147,867.39x = 17,193,368,116.63
  5. Step 5: Solve for x
    x = 17,193,368,116.63/147,867.39
  6. Step 6: Final answer
    x = 116,275.59

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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.