Home / 231,008.40-346,561.20-97,820.10

Finding the Fourth Proportional to 231,008.40, 346,561.20 and 97,820.10

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Solution

The fourth proportional to 231,008.40, 346,561.20 and 97,820.10 is: 146,750.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,008.40 : 346,561.20 = 97,820.10 : x
  2. Step 2: Convert to fraction form
    231,008.40/346,561.20 = 97,820.10/x
  3. Step 3: Cross multiply
    231,008.40x = 346,561.20 × 97,820.10
  4. Step 4: Simplify right side
    231,008.40x = 33,900,651,240.12
  5. Step 5: Solve for x
    x = 33,900,651,240.12/231,008.40
  6. Step 6: Final answer
    x = 146,750.73

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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.