Home / 43,700.40-65,518.20-29,625.30

Finding the Fourth Proportional to 43,700.40, 65,518.20 and 29,625.30

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Solution

The fourth proportional to 43,700.40, 65,518.20 and 29,625.30 is: 44,415.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,700.40 : 65,518.20 = 29,625.30 : x
  2. Step 2: Convert to fraction form
    43,700.40/65,518.20 = 29,625.30/x
  3. Step 3: Cross multiply
    43,700.40x = 65,518.20 × 29,625.30
  4. Step 4: Simplify right side
    43,700.40x = 1,940,996,330.46
  5. Step 5: Solve for x
    x = 1,940,996,330.46/43,700.40
  6. Step 6: Final answer
    x = 44,415.99

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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.