Home / 69,840.48-96,367.10-45,635.04

Finding the Fourth Proportional to 69,840.48, 96,367.10 and 45,635.04

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Solution

The fourth proportional to 69,840.48, 96,367.10 and 45,635.04 is: 62,968.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,840.48 : 96,367.10 = 45,635.04 : x
  2. Step 2: Convert to fraction form
    69,840.48/96,367.10 = 45,635.04/x
  3. Step 3: Cross multiply
    69,840.48x = 96,367.10 × 45,635.04
  4. Step 4: Simplify right side
    69,840.48x = 4,397,716,463.18
  5. Step 5: Solve for x
    x = 4,397,716,463.18/69,840.48
  6. Step 6: Final answer
    x = 62,968.02

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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.