Home / 53,064.25-73,229.80-29,190.93

Finding the Fourth Proportional to 53,064.25, 73,229.80 and 29,190.93

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Solution

The fourth proportional to 53,064.25, 73,229.80 and 29,190.93 is: 40,284.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,064.25 : 73,229.80 = 29,190.93 : x
  2. Step 2: Convert to fraction form
    53,064.25/73,229.80 = 29,190.93/x
  3. Step 3: Cross multiply
    53,064.25x = 73,229.80 × 29,190.93
  4. Step 4: Simplify right side
    53,064.25x = 2,137,645,727.59
  5. Step 5: Solve for x
    x = 2,137,645,727.59/53,064.25
  6. Step 6: Final answer
    x = 40,284.10

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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.