Home / 100,320.75-150,493.68-37,130.22

Finding the Fourth Proportional to 100,320.75, 150,493.68 and 37,130.22

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Solution

The fourth proportional to 100,320.75, 150,493.68 and 37,130.22 is: 55,699.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,320.75 : 150,493.68 = 37,130.22 : x
  2. Step 2: Convert to fraction form
    100,320.75/150,493.68 = 37,130.22/x
  3. Step 3: Cross multiply
    100,320.75x = 150,493.68 × 37,130.22
  4. Step 4: Simplify right side
    100,320.75x = 5,587,863,447.01
  5. Step 5: Solve for x
    x = 5,587,863,447.01/100,320.75
  6. Step 6: Final answer
    x = 55,699.98

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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.