Home / 196,583.22-271,284.21-107,159.22

Finding the Fourth Proportional to 196,583.22, 271,284.21 and 107,159.22

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Solution

The fourth proportional to 196,583.22, 271,284.21 and 107,159.22 is: 147,879.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,583.22 : 271,284.21 = 107,159.22 : x
  2. Step 2: Convert to fraction form
    196,583.22/271,284.21 = 107,159.22/x
  3. Step 3: Cross multiply
    196,583.22x = 271,284.21 × 107,159.22
  4. Step 4: Simplify right side
    196,583.22x = 29,070,604,341.92
  5. Step 5: Solve for x
    x = 29,070,604,341.92/196,583.22
  6. Step 6: Final answer
    x = 147,879.38

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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.