Home / 115,322.52-173,004.68-52,172.36

Finding the Fourth Proportional to 115,322.52, 173,004.68 and 52,172.36

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Solution

The fourth proportional to 115,322.52, 173,004.68 and 52,172.36 is: 78,268.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,322.52 : 173,004.68 = 52,172.36 : x
  2. Step 2: Convert to fraction form
    115,322.52/173,004.68 = 52,172.36/x
  3. Step 3: Cross multiply
    115,322.52x = 173,004.68 × 52,172.36
  4. Step 4: Simplify right side
    115,322.52x = 9,026,062,446.64
  5. Step 5: Solve for x
    x = 9,026,062,446.64/115,322.52
  6. Step 6: Final answer
    x = 78,268.00

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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.