Home / 100,619.16-150,927.18-25,738.62

Finding the Fourth Proportional to 100,619.16, 150,927.18 and 25,738.62

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Solution

The fourth proportional to 100,619.16, 150,927.18 and 25,738.62 is: 38,607.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,619.16 : 150,927.18 = 25,738.62 : x
  2. Step 2: Convert to fraction form
    100,619.16/150,927.18 = 25,738.62/x
  3. Step 3: Cross multiply
    100,619.16x = 150,927.18 × 25,738.62
  4. Step 4: Simplify right side
    100,619.16x = 3,884,657,333.69
  5. Step 5: Solve for x
    x = 3,884,657,333.69/100,619.16
  6. Step 6: Final answer
    x = 38,607.53

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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.