Home / 124,313.42-171,573.32-73,338.80

Finding the Fourth Proportional to 124,313.42, 171,573.32 and 73,338.80

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Solution

The fourth proportional to 124,313.42, 171,573.32 and 73,338.80 is: 101,219.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,313.42 : 171,573.32 = 73,338.80 : x
  2. Step 2: Convert to fraction form
    124,313.42/171,573.32 = 73,338.80/x
  3. Step 3: Cross multiply
    124,313.42x = 171,573.32 × 73,338.80
  4. Step 4: Simplify right side
    124,313.42x = 12,582,981,691.40
  5. Step 5: Solve for x
    x = 12,582,981,691.40/124,313.42
  6. Step 6: Final answer
    x = 101,219.82

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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.