Home / 45,560.00-68,340.61-15,978.70

Finding the Fourth Proportional to 45,560.00, 68,340.61 and 15,978.70

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Solution

The fourth proportional to 45,560.00, 68,340.61 and 15,978.70 is: 23,968.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,560.00 : 68,340.61 = 15,978.70 : x
  2. Step 2: Convert to fraction form
    45,560.00/68,340.61 = 15,978.70/x
  3. Step 3: Cross multiply
    45,560.00x = 68,340.61 × 15,978.70
  4. Step 4: Simplify right side
    45,560.00x = 1,091,993,894.21
  5. Step 5: Solve for x
    x = 1,091,993,894.21/45,560.00
  6. Step 6: Final answer
    x = 23,968.26

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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.