Home / 110,299.95-151,222.49-108,307.04

Finding the Fourth Proportional to 110,299.95, 151,222.49 and 108,307.04

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Solution

The fourth proportional to 110,299.95, 151,222.49 and 108,307.04 is: 148,490.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,299.95 : 151,222.49 = 108,307.04 : x
  2. Step 2: Convert to fraction form
    110,299.95/151,222.49 = 108,307.04/x
  3. Step 3: Cross multiply
    110,299.95x = 151,222.49 × 108,307.04
  4. Step 4: Simplify right side
    110,299.95x = 16,378,458,975.68
  5. Step 5: Solve for x
    x = 16,378,458,975.68/110,299.95
  6. Step 6: Final answer
    x = 148,490.18

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.