Home / 168,485.52-252,643.77-56,126.24

Finding the Fourth Proportional to 168,485.52, 252,643.77 and 56,126.24

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Solution

The fourth proportional to 168,485.52, 252,643.77 and 56,126.24 is: 84,161.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,485.52 : 252,643.77 = 56,126.24 : x
  2. Step 2: Convert to fraction form
    168,485.52/252,643.77 = 56,126.24/x
  3. Step 3: Cross multiply
    168,485.52x = 252,643.77 × 56,126.24
  4. Step 4: Simplify right side
    168,485.52x = 14,179,943,606.31
  5. Step 5: Solve for x
    x = 14,179,943,606.31/168,485.52
  6. Step 6: Final answer
    x = 84,161.20

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.