Home / 53,387.46-73,682.01-30,725.99

Finding the Fourth Proportional to 53,387.46, 73,682.01 and 30,725.99

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Solution

The fourth proportional to 53,387.46, 73,682.01 and 30,725.99 is: 42,406.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,387.46 : 73,682.01 = 30,725.99 : x
  2. Step 2: Convert to fraction form
    53,387.46/73,682.01 = 30,725.99/x
  3. Step 3: Cross multiply
    53,387.46x = 73,682.01 × 30,725.99
  4. Step 4: Simplify right side
    53,387.46x = 2,263,952,702.44
  5. Step 5: Solve for x
    x = 2,263,952,702.44/53,387.46
  6. Step 6: Final answer
    x = 42,406.08

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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.