Home / 69,917.08-96,492.36-43,077.64

Finding the Fourth Proportional to 69,917.08, 96,492.36 and 43,077.64

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Solution

The fourth proportional to 69,917.08, 96,492.36 and 43,077.64 is: 59,451.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,917.08 : 96,492.36 = 43,077.64 : x
  2. Step 2: Convert to fraction form
    69,917.08/96,492.36 = 43,077.64/x
  3. Step 3: Cross multiply
    69,917.08x = 96,492.36 × 43,077.64
  4. Step 4: Simplify right side
    69,917.08x = 4,156,663,146.83
  5. Step 5: Solve for x
    x = 4,156,663,146.83/69,917.08
  6. Step 6: Final answer
    x = 59,451.33

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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.