Home / 29,019.17-43,579.79-28,603.64

Finding the Fourth Proportional to 29,019.17, 43,579.79 and 28,603.64

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Solution

The fourth proportional to 29,019.17, 43,579.79 and 28,603.64 is: 42,955.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,019.17 : 43,579.79 = 28,603.64 : x
  2. Step 2: Convert to fraction form
    29,019.17/43,579.79 = 28,603.64/x
  3. Step 3: Cross multiply
    29,019.17x = 43,579.79 × 28,603.64
  4. Step 4: Simplify right side
    29,019.17x = 1,246,540,263.52
  5. Step 5: Solve for x
    x = 1,246,540,263.52/29,019.17
  6. Step 6: Final answer
    x = 42,955.76

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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.