Home / 150,332.53-207,315.78-89,893.57

Finding the Fourth Proportional to 150,332.53, 207,315.78 and 89,893.57

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Solution

The fourth proportional to 150,332.53, 207,315.78 and 89,893.57 is: 123,967.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,332.53 : 207,315.78 = 89,893.57 : x
  2. Step 2: Convert to fraction form
    150,332.53/207,315.78 = 89,893.57/x
  3. Step 3: Cross multiply
    150,332.53x = 207,315.78 × 89,893.57
  4. Step 4: Simplify right side
    150,332.53x = 18,636,355,581.53
  5. Step 5: Solve for x
    x = 18,636,355,581.53/150,332.53
  6. Step 6: Final answer
    x = 123,967.55

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.