Home / 196,572.64-271,242.88-116,003.52

Finding the Fourth Proportional to 196,572.64, 271,242.88 and 116,003.52

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Solution

The fourth proportional to 196,572.64, 271,242.88 and 116,003.52 is: 160,068.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,572.64 : 271,242.88 = 116,003.52 : x
  2. Step 2: Convert to fraction form
    196,572.64/271,242.88 = 116,003.52/x
  3. Step 3: Cross multiply
    196,572.64x = 271,242.88 × 116,003.52
  4. Step 4: Simplify right side
    196,572.64x = 31,465,128,854.94
  5. Step 5: Solve for x
    x = 31,465,128,854.94/196,572.64
  6. Step 6: Final answer
    x = 160,068.71

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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.