Home / 53,115.41-73,299.90-29,243.69

Finding the Fourth Proportional to 53,115.41, 73,299.90 and 29,243.69

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Solution

The fourth proportional to 53,115.41, 73,299.90 and 29,243.69 is: 40,356.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,115.41 : 73,299.90 = 29,243.69 : x
  2. Step 2: Convert to fraction form
    53,115.41/73,299.90 = 29,243.69/x
  3. Step 3: Cross multiply
    53,115.41x = 73,299.90 × 29,243.69
  4. Step 4: Simplify right side
    53,115.41x = 2,143,559,186.13
  5. Step 5: Solve for x
    x = 2,143,559,186.13/53,115.41
  6. Step 6: Final answer
    x = 40,356.64

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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.