Home / 150,962.03-208,338.48-90,531.57

Finding the Fourth Proportional to 150,962.03, 208,338.48 and 90,531.57

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Solution

The fourth proportional to 150,962.03, 208,338.48 and 90,531.57 is: 124,940.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,962.03 : 208,338.48 = 90,531.57 : x
  2. Step 2: Convert to fraction form
    150,962.03/208,338.48 = 90,531.57/x
  3. Step 3: Cross multiply
    150,962.03x = 208,338.48 × 90,531.57
  4. Step 4: Simplify right side
    150,962.03x = 18,861,210,467.08
  5. Step 5: Solve for x
    x = 18,861,210,467.08/150,962.03
  6. Step 6: Final answer
    x = 124,940.10

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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.