Home / 150,307.95-225,355.14-75,374.04

Finding the Fourth Proportional to 150,307.95, 225,355.14 and 75,374.04

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Solution

The fourth proportional to 150,307.95, 225,355.14 and 75,374.04 is: 113,007.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,307.95 : 225,355.14 = 75,374.04 : x
  2. Step 2: Convert to fraction form
    150,307.95/225,355.14 = 75,374.04/x
  3. Step 3: Cross multiply
    150,307.95x = 225,355.14 × 75,374.04
  4. Step 4: Simplify right side
    150,307.95x = 16,985,927,336.57
  5. Step 5: Solve for x
    x = 16,985,927,336.57/150,307.95
  6. Step 6: Final answer
    x = 113,007.51

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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.