Home / 109,101.14-163,699.08-59,216.48

Finding the Fourth Proportional to 109,101.14, 163,699.08 and 59,216.48

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Solution

The fourth proportional to 109,101.14, 163,699.08 and 59,216.48 is: 88,850.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,101.14 : 163,699.08 = 59,216.48 : x
  2. Step 2: Convert to fraction form
    109,101.14/163,699.08 = 59,216.48/x
  3. Step 3: Cross multiply
    109,101.14x = 163,699.08 × 59,216.48
  4. Step 4: Simplify right side
    109,101.14x = 9,693,683,296.84
  5. Step 5: Solve for x
    x = 9,693,683,296.84/109,101.14
  6. Step 6: Final answer
    x = 88,850.43

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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.