Home / 69,985.06-96,577.44-38,153.95

Finding the Fourth Proportional to 69,985.06, 96,577.44 and 38,153.95

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Solution

The fourth proportional to 69,985.06, 96,577.44 and 38,153.95 is: 52,651.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,985.06 : 96,577.44 = 38,153.95 : x
  2. Step 2: Convert to fraction form
    69,985.06/96,577.44 = 38,153.95/x
  3. Step 3: Cross multiply
    69,985.06x = 96,577.44 × 38,153.95
  4. Step 4: Simplify right side
    69,985.06x = 3,684,810,816.89
  5. Step 5: Solve for x
    x = 3,684,810,816.89/69,985.06
  6. Step 6: Final answer
    x = 52,651.39

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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.