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Finding the Fourth Proportional to 79,646.94, 109,895.13 and 46,093.50

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Solution

The fourth proportional to 79,646.94, 109,895.13 and 46,093.50 is: 63,598.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,646.94 : 109,895.13 = 46,093.50 : x
  2. Step 2: Convert to fraction form
    79,646.94/109,895.13 = 46,093.50/x
  3. Step 3: Cross multiply
    79,646.94x = 109,895.13 × 46,093.50
  4. Step 4: Simplify right side
    79,646.94x = 5,065,451,174.66
  5. Step 5: Solve for x
    x = 5,065,451,174.66/79,646.94
  6. Step 6: Final answer
    x = 63,598.82

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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.