Home / 80,802.16-111,506.70-44,992.60

Finding the Fourth Proportional to 80,802.16, 111,506.70 and 44,992.60

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Solution

The fourth proportional to 80,802.16, 111,506.70 and 44,992.60 is: 62,089.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,802.16 : 111,506.70 = 44,992.60 : x
  2. Step 2: Convert to fraction form
    80,802.16/111,506.70 = 44,992.60/x
  3. Step 3: Cross multiply
    80,802.16x = 111,506.70 × 44,992.60
  4. Step 4: Simplify right side
    80,802.16x = 5,016,976,350.42
  5. Step 5: Solve for x
    x = 5,016,976,350.42/80,802.16
  6. Step 6: Final answer
    x = 62,089.63

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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.