Home / 73,836.72-101,899.08-55,903.32

Finding the Fourth Proportional to 73,836.72, 101,899.08 and 55,903.32

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Solution

The fourth proportional to 73,836.72, 101,899.08 and 55,903.32 is: 77,149.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,836.72 : 101,899.08 = 55,903.32 : x
  2. Step 2: Convert to fraction form
    73,836.72/101,899.08 = 55,903.32/x
  3. Step 3: Cross multiply
    73,836.72x = 101,899.08 × 55,903.32
  4. Step 4: Simplify right side
    73,836.72x = 5,696,496,876.95
  5. Step 5: Solve for x
    x = 5,696,496,876.95/73,836.72
  6. Step 6: Final answer
    x = 77,149.92

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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.