Home / 66,025.16-98,988.48-39,723.74

Finding the Fourth Proportional to 66,025.16, 98,988.48 and 39,723.74

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Solution

The fourth proportional to 66,025.16, 98,988.48 and 39,723.74 is: 59,555.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,025.16 : 98,988.48 = 39,723.74 : x
  2. Step 2: Convert to fraction form
    66,025.16/98,988.48 = 39,723.74/x
  3. Step 3: Cross multiply
    66,025.16x = 98,988.48 × 39,723.74
  4. Step 4: Simplify right side
    66,025.16x = 3,932,192,147.57
  5. Step 5: Solve for x
    x = 3,932,192,147.57/66,025.16
  6. Step 6: Final answer
    x = 59,555.97

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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.