Home / 115,580.00-173,420.08-40,753.59

Finding the Fourth Proportional to 115,580.00, 173,420.08 and 40,753.59

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Solution

The fourth proportional to 115,580.00, 173,420.08 and 40,753.59 is: 61,148.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,580.00 : 173,420.08 = 40,753.59 : x
  2. Step 2: Convert to fraction form
    115,580.00/173,420.08 = 40,753.59/x
  3. Step 3: Cross multiply
    115,580.00x = 173,420.08 × 40,753.59
  4. Step 4: Simplify right side
    115,580.00x = 7,067,490,736.20
  5. Step 5: Solve for x
    x = 7,067,490,736.20/115,580.00
  6. Step 6: Final answer
    x = 61,148.05

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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.