Home / 100,178.83-150,253.53-37,834.75

Finding the Fourth Proportional to 100,178.83, 150,253.53 and 37,834.75

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Solution

The fourth proportional to 100,178.83, 150,253.53 and 37,834.75 is: 56,746.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,178.83 : 150,253.53 = 37,834.75 : x
  2. Step 2: Convert to fraction form
    100,178.83/150,253.53 = 37,834.75/x
  3. Step 3: Cross multiply
    100,178.83x = 150,253.53 × 37,834.75
  4. Step 4: Simplify right side
    100,178.83x = 5,684,804,744.17
  5. Step 5: Solve for x
    x = 5,684,804,744.17/100,178.83
  6. Step 6: Final answer
    x = 56,746.57

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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.