Home / 74,527.56-111,791.52-70,790.16

Finding the Fourth Proportional to 74,527.56, 111,791.52 and 70,790.16

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Solution

The fourth proportional to 74,527.56, 111,791.52 and 70,790.16 is: 106,185.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,527.56 : 111,791.52 = 70,790.16 : x
  2. Step 2: Convert to fraction form
    74,527.56/111,791.52 = 70,790.16/x
  3. Step 3: Cross multiply
    74,527.56x = 111,791.52 × 70,790.16
  4. Step 4: Simplify right side
    74,527.56x = 7,913,739,587.44
  5. Step 5: Solve for x
    x = 7,913,739,587.44/74,527.56
  6. Step 6: Final answer
    x = 106,185.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.