Home / 100,567.49-150,870.69-38,233.13

Finding the Fourth Proportional to 100,567.49, 150,870.69 and 38,233.13

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Solution

The fourth proportional to 100,567.49, 150,870.69 and 38,233.13 is: 57,357.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,567.49 : 150,870.69 = 38,233.13 : x
  2. Step 2: Convert to fraction form
    100,567.49/150,870.69 = 38,233.13/x
  3. Step 3: Cross multiply
    100,567.49x = 150,870.69 × 38,233.13
  4. Step 4: Simplify right side
    100,567.49x = 5,768,257,949.61
  5. Step 5: Solve for x
    x = 5,768,257,949.61/100,567.49
  6. Step 6: Final answer
    x = 57,357.09

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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.