Home / 91,096.01-125,712.67-50,812.38

Finding the Fourth Proportional to 91,096.01, 125,712.67 and 50,812.38

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Solution

The fourth proportional to 91,096.01, 125,712.67 and 50,812.38 is: 70,121.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,096.01 : 125,712.67 = 50,812.38 : x
  2. Step 2: Convert to fraction form
    91,096.01/125,712.67 = 50,812.38/x
  3. Step 3: Cross multiply
    91,096.01x = 125,712.67 × 50,812.38
  4. Step 4: Simplify right side
    91,096.01x = 6,387,759,704.79
  5. Step 5: Solve for x
    x = 6,387,759,704.79/91,096.01
  6. Step 6: Final answer
    x = 70,121.18

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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.