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Finding the Fourth Proportional to 80,349.13, 110,870.16 and 44,539.13

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Solution

The fourth proportional to 80,349.13, 110,870.16 and 44,539.13 is: 61,457.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,349.13 : 110,870.16 = 44,539.13 : x
  2. Step 2: Convert to fraction form
    80,349.13/110,870.16 = 44,539.13/x
  3. Step 3: Cross multiply
    80,349.13x = 110,870.16 × 44,539.13
  4. Step 4: Simplify right side
    80,349.13x = 4,938,060,469.36
  5. Step 5: Solve for x
    x = 4,938,060,469.36/80,349.13
  6. Step 6: Final answer
    x = 61,457.55

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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.