Home / 74,157.36-111,106.44-61,757.16

Finding the Fourth Proportional to 74,157.36, 111,106.44 and 61,757.16

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Solution

The fourth proportional to 74,157.36, 111,106.44 and 61,757.16 is: 92,527.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,157.36 : 111,106.44 = 61,757.16 : x
  2. Step 2: Convert to fraction form
    74,157.36/111,106.44 = 61,757.16/x
  3. Step 3: Cross multiply
    74,157.36x = 111,106.44 × 61,757.16
  4. Step 4: Simplify right side
    74,157.36x = 6,861,618,192.11
  5. Step 5: Solve for x
    x = 6,861,618,192.11/74,157.36
  6. Step 6: Final answer
    x = 92,527.81

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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.