Home / 59,941.64-89,967.68-30,380.44

Finding the Fourth Proportional to 59,941.64, 89,967.68 and 30,380.44

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Solution

The fourth proportional to 59,941.64, 89,967.68 and 30,380.44 is: 45,598.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,941.64 : 89,967.68 = 30,380.44 : x
  2. Step 2: Convert to fraction form
    59,941.64/89,967.68 = 30,380.44/x
  3. Step 3: Cross multiply
    59,941.64x = 89,967.68 × 30,380.44
  4. Step 4: Simplify right side
    59,941.64x = 2,733,257,704.18
  5. Step 5: Solve for x
    x = 2,733,257,704.18/59,941.64
  6. Step 6: Final answer
    x = 45,598.65

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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.