Home / 53,039.21-73,193.02-29,165.47

Finding the Fourth Proportional to 53,039.21, 73,193.02 and 29,165.47

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Solution

The fourth proportional to 53,039.21, 73,193.02 and 29,165.47 is: 40,247.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,039.21 : 73,193.02 = 29,165.47 : x
  2. Step 2: Convert to fraction form
    53,039.21/73,193.02 = 29,165.47/x
  3. Step 3: Cross multiply
    53,039.21x = 73,193.02 × 29,165.47
  4. Step 4: Simplify right side
    53,039.21x = 2,134,708,573.12
  5. Step 5: Solve for x
    x = 2,134,708,573.12/53,039.21
  6. Step 6: Final answer
    x = 40,247.75

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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.