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Finding the Fourth Proportional to 79,993.08, 110,411.80 and 46,005.28

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Solution

The fourth proportional to 79,993.08, 110,411.80 and 46,005.28 is: 63,499.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,993.08 : 110,411.80 = 46,005.28 : x
  2. Step 2: Convert to fraction form
    79,993.08/110,411.80 = 46,005.28/x
  3. Step 3: Cross multiply
    79,993.08x = 110,411.80 × 46,005.28
  4. Step 4: Simplify right side
    79,993.08x = 5,079,525,774.30
  5. Step 5: Solve for x
    x = 5,079,525,774.30/79,993.08
  6. Step 6: Final answer
    x = 63,499.56

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1.5x scale

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.