Home / 45,192.10-62,357.78-28,193.64

Finding the Fourth Proportional to 45,192.10, 62,357.78 and 28,193.64

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Solution

The fourth proportional to 45,192.10, 62,357.78 and 28,193.64 is: 38,902.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,192.10 : 62,357.78 = 28,193.64 : x
  2. Step 2: Convert to fraction form
    45,192.10/62,357.78 = 28,193.64/x
  3. Step 3: Cross multiply
    45,192.10x = 62,357.78 × 28,193.64
  4. Step 4: Simplify right side
    45,192.10x = 1,758,092,800.52
  5. Step 5: Solve for x
    x = 1,758,092,800.52/45,192.10
  6. Step 6: Final answer
    x = 38,902.66

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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.