Home / 66,065.02-99,097.22-18,680.02

Finding the Fourth Proportional to 66,065.02, 99,097.22 and 18,680.02

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Solution

The fourth proportional to 66,065.02, 99,097.22 and 18,680.02 is: 28,019.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,065.02 : 99,097.22 = 18,680.02 : x
  2. Step 2: Convert to fraction form
    66,065.02/99,097.22 = 18,680.02/x
  3. Step 3: Cross multiply
    66,065.02x = 99,097.22 × 18,680.02
  4. Step 4: Simplify right side
    66,065.02x = 1,851,137,850.50
  5. Step 5: Solve for x
    x = 1,851,137,850.50/66,065.02
  6. Step 6: Final answer
    x = 28,019.94

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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.