Home / 64,326.69-88,703.91-50,876.64

Finding the Fourth Proportional to 64,326.69, 88,703.91 and 50,876.64

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Solution

The fourth proportional to 64,326.69, 88,703.91 and 50,876.64 is: 70,156.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,326.69 : 88,703.91 = 50,876.64 : x
  2. Step 2: Convert to fraction form
    64,326.69/88,703.91 = 50,876.64/x
  3. Step 3: Cross multiply
    64,326.69x = 88,703.91 × 50,876.64
  4. Step 4: Simplify right side
    64,326.69x = 4,512,956,895.66
  5. Step 5: Solve for x
    x = 4,512,956,895.66/64,326.69
  6. Step 6: Final answer
    x = 70,156.83

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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.