Home / 231,000.30-346,630.05-97,857.90

Finding the Fourth Proportional to 231,000.30, 346,630.05 and 97,857.90

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Solution

The fourth proportional to 231,000.30, 346,630.05 and 97,857.90 is: 146,841.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,000.30 : 346,630.05 = 97,857.90 : x
  2. Step 2: Convert to fraction form
    231,000.30/346,630.05 = 97,857.90/x
  3. Step 3: Cross multiply
    231,000.30x = 346,630.05 × 97,857.90
  4. Step 4: Simplify right side
    231,000.30x = 33,920,488,769.90
  5. Step 5: Solve for x
    x = 33,920,488,769.90/231,000.30
  6. Step 6: Final answer
    x = 146,841.75

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.