Home / 196,848.90-271,651.41-107,424.90

Finding the Fourth Proportional to 196,848.90, 271,651.41 and 107,424.90

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Solution

The fourth proportional to 196,848.90, 271,651.41 and 107,424.90 is: 148,246.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,848.90 : 271,651.41 = 107,424.90 : x
  2. Step 2: Convert to fraction form
    196,848.90/271,651.41 = 107,424.90/x
  3. Step 3: Cross multiply
    196,848.90x = 271,651.41 × 107,424.90
  4. Step 4: Simplify right side
    196,848.90x = 29,182,125,554.11
  5. Step 5: Solve for x
    x = 29,182,125,554.11/196,848.90
  6. Step 6: Final answer
    x = 148,246.32

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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.