Home / 69,122.02-103,699.52-22,374.91

Finding the Fourth Proportional to 69,122.02, 103,699.52 and 22,374.91

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Solution

The fourth proportional to 69,122.02, 103,699.52 and 22,374.91 is: 33,567.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,122.02 : 103,699.52 = 22,374.91 : x
  2. Step 2: Convert to fraction form
    69,122.02/103,699.52 = 22,374.91/x
  3. Step 3: Cross multiply
    69,122.02x = 103,699.52 × 22,374.91
  4. Step 4: Simplify right side
    69,122.02x = 2,320,267,427.04
  5. Step 5: Solve for x
    x = 2,320,267,427.04/69,122.02
  6. Step 6: Final answer
    x = 33,567.70

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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.