Home / 196,432.13-271,063.58-115,841.18

Finding the Fourth Proportional to 196,432.13, 271,063.58 and 115,841.18

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Solution

The fourth proportional to 196,432.13, 271,063.58 and 115,841.18 is: 159,853.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,432.13 : 271,063.58 = 115,841.18 : x
  2. Step 2: Convert to fraction form
    196,432.13/271,063.58 = 115,841.18/x
  3. Step 3: Cross multiply
    196,432.13x = 271,063.58 × 115,841.18
  4. Step 4: Simplify right side
    196,432.13x = 31,400,323,027.70
  5. Step 5: Solve for x
    x = 31,400,323,027.70/196,432.13
  6. Step 6: Final answer
    x = 159,853.30

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1.5x scale

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.