Home / 81,026.12-111,816.06-44,727.58

Finding the Fourth Proportional to 81,026.12, 111,816.06 and 44,727.58

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Solution

The fourth proportional to 81,026.12, 111,816.06 and 44,727.58 is: 61,724.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,026.12 : 111,816.06 = 44,727.58 : x
  2. Step 2: Convert to fraction form
    81,026.12/111,816.06 = 44,727.58/x
  3. Step 3: Cross multiply
    81,026.12x = 111,816.06 × 44,727.58
  4. Step 4: Simplify right side
    81,026.12x = 5,001,261,768.93
  5. Step 5: Solve for x
    x = 5,001,261,768.93/81,026.12
  6. Step 6: Final answer
    x = 61,724.07

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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.