Home / 69,319.89-95,617.41-45,448.11

Finding the Fourth Proportional to 69,319.89, 95,617.41 and 45,448.11

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Solution

The fourth proportional to 69,319.89, 95,617.41 and 45,448.11 is: 62,689.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,319.89 : 95,617.41 = 45,448.11 : x
  2. Step 2: Convert to fraction form
    69,319.89/95,617.41 = 45,448.11/x
  3. Step 3: Cross multiply
    69,319.89x = 95,617.41 × 45,448.11
  4. Step 4: Simplify right side
    69,319.89x = 4,345,630,567.60
  5. Step 5: Solve for x
    x = 4,345,630,567.60/69,319.89
  6. Step 6: Final answer
    x = 62,689.52

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.