Home / 100,341.33-150,405.93-37,120.85

Finding the Fourth Proportional to 100,341.33, 150,405.93 and 37,120.85

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Solution

The fourth proportional to 100,341.33, 150,405.93 and 37,120.85 is: 55,642.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,341.33 : 150,405.93 = 37,120.85 : x
  2. Step 2: Convert to fraction form
    100,341.33/150,405.93 = 37,120.85/x
  3. Step 3: Cross multiply
    100,341.33x = 150,405.93 × 37,120.85
  4. Step 4: Simplify right side
    100,341.33x = 5,583,195,966.64
  5. Step 5: Solve for x
    x = 5,583,195,966.64/100,341.33
  6. Step 6: Final answer
    x = 55,642.04

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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.