Home / 101,172.12-151,774.65-37,997.16

Finding the Fourth Proportional to 101,172.12, 151,774.65 and 37,997.16

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Solution

The fourth proportional to 101,172.12, 151,774.65 and 37,997.16 is: 57,001.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,172.12 : 151,774.65 = 37,997.16 : x
  2. Step 2: Convert to fraction form
    101,172.12/151,774.65 = 37,997.16/x
  3. Step 3: Cross multiply
    101,172.12x = 151,774.65 × 37,997.16
  4. Step 4: Simplify right side
    101,172.12x = 5,767,005,659.99
  5. Step 5: Solve for x
    x = 5,767,005,659.99/101,172.12
  6. Step 6: Final answer
    x = 57,001.93

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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.