Home / 56,653.38-78,192.99-43,200.63

Finding the Fourth Proportional to 56,653.38, 78,192.99 and 43,200.63

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Solution

The fourth proportional to 56,653.38, 78,192.99 and 43,200.63 is: 59,625.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,653.38 : 78,192.99 = 43,200.63 : x
  2. Step 2: Convert to fraction form
    56,653.38/78,192.99 = 43,200.63/x
  3. Step 3: Cross multiply
    56,653.38x = 78,192.99 × 43,200.63
  4. Step 4: Simplify right side
    56,653.38x = 3,377,986,429.58
  5. Step 5: Solve for x
    x = 3,377,986,429.58/56,653.38
  6. Step 6: Final answer
    x = 59,625.51

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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.