Home / 80,768.81-111,459.02-44,958.04

Finding the Fourth Proportional to 80,768.81, 111,459.02 and 44,958.04

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Solution

The fourth proportional to 80,768.81, 111,459.02 and 44,958.04 is: 62,041.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,768.81 : 111,459.02 = 44,958.04 : x
  2. Step 2: Convert to fraction form
    80,768.81/111,459.02 = 44,958.04/x
  3. Step 3: Cross multiply
    80,768.81x = 111,459.02 × 44,958.04
  4. Step 4: Simplify right side
    80,768.81x = 5,010,978,576.08
  5. Step 5: Solve for x
    x = 5,010,978,576.08/80,768.81
  6. Step 6: Final answer
    x = 62,041.01

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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.