Home / 196,917.48-271,746.90-112,032.72

Finding the Fourth Proportional to 196,917.48, 271,746.90 and 112,032.72

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Solution

The fourth proportional to 196,917.48, 271,746.90 and 112,032.72 is: 154,605.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,917.48 : 271,746.90 = 112,032.72 : x
  2. Step 2: Convert to fraction form
    196,917.48/271,746.90 = 112,032.72/x
  3. Step 3: Cross multiply
    196,917.48x = 271,746.90 × 112,032.72
  4. Step 4: Simplify right side
    196,917.48x = 30,444,544,358.57
  5. Step 5: Solve for x
    x = 30,444,544,358.57/196,917.48
  6. Step 6: Final answer
    x = 154,605.60

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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.