Home / 100,567.09-150,852.00-25,687.85

Finding the Fourth Proportional to 100,567.09, 150,852.00 and 25,687.85

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Solution

The fourth proportional to 100,567.09, 150,852.00 and 25,687.85 is: 38,532.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,567.09 : 150,852.00 = 25,687.85 : x
  2. Step 2: Convert to fraction form
    100,567.09/150,852.00 = 25,687.85/x
  3. Step 3: Cross multiply
    100,567.09x = 150,852.00 × 25,687.85
  4. Step 4: Simplify right side
    100,567.09x = 3,875,063,738.81
  5. Step 5: Solve for x
    x = 3,875,063,738.81/100,567.09
  6. Step 6: Final answer
    x = 38,532.13

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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.