Home / 220,114.53-303,774.84-124,635.51

Finding the Fourth Proportional to 220,114.53, 303,774.84 and 124,635.51

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Solution

The fourth proportional to 220,114.53, 303,774.84 and 124,635.51 is: 172,006.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,114.53 : 303,774.84 = 124,635.51 : x
  2. Step 2: Convert to fraction form
    220,114.53/303,774.84 = 124,635.51/x
  3. Step 3: Cross multiply
    220,114.53x = 303,774.84 × 124,635.51
  4. Step 4: Simplify right side
    220,114.53x = 37,861,132,108.57
  5. Step 5: Solve for x
    x = 37,861,132,108.57/220,114.53
  6. Step 6: Final answer
    x = 172,006.51

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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.