Home / 65,715.10-98,576.75-44,646.09

Finding the Fourth Proportional to 65,715.10, 98,576.75 and 44,646.09

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Solution

The fourth proportional to 65,715.10, 98,576.75 and 44,646.09 is: 66,971.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,715.10 : 98,576.75 = 44,646.09 : x
  2. Step 2: Convert to fraction form
    65,715.10/98,576.75 = 44,646.09/x
  3. Step 3: Cross multiply
    65,715.10x = 98,576.75 × 44,646.09
  4. Step 4: Simplify right side
    65,715.10x = 4,401,065,943.23
  5. Step 5: Solve for x
    x = 4,401,065,943.23/65,715.10
  6. Step 6: Final answer
    x = 66,971.92

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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.