Home / 101,189.57-151,756.65-38,004.81

Finding the Fourth Proportional to 101,189.57, 151,756.65 and 38,004.81

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Solution

The fourth proportional to 101,189.57, 151,756.65 and 38,004.81 is: 56,996.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,189.57 : 151,756.65 = 38,004.81 : x
  2. Step 2: Convert to fraction form
    101,189.57/151,756.65 = 38,004.81/x
  3. Step 3: Cross multiply
    101,189.57x = 151,756.65 × 38,004.81
  4. Step 4: Simplify right side
    101,189.57x = 5,767,481,937.88
  5. Step 5: Solve for x
    x = 5,767,481,937.88/101,189.57
  6. Step 6: Final answer
    x = 56,996.80

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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.