Home / 154,742.37-232,180.37-83,715.05

Finding the Fourth Proportional to 154,742.37, 232,180.37 and 83,715.05

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Solution

The fourth proportional to 154,742.37, 232,180.37 and 83,715.05 is: 125,608.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,742.37 : 232,180.37 = 83,715.05 : x
  2. Step 2: Convert to fraction form
    154,742.37/232,180.37 = 83,715.05/x
  3. Step 3: Cross multiply
    154,742.37x = 232,180.37 × 83,715.05
  4. Step 4: Simplify right side
    154,742.37x = 19,436,989,704.09
  5. Step 5: Solve for x
    x = 19,436,989,704.09/154,742.37
  6. Step 6: Final answer
    x = 125,608.71

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1.5x scale

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.