Home / 90,563.61-124,992.68-52,837.77

Finding the Fourth Proportional to 90,563.61, 124,992.68 and 52,837.77

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Solution

The fourth proportional to 90,563.61, 124,992.68 and 52,837.77 is: 72,924.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,563.61 : 124,992.68 = 52,837.77 : x
  2. Step 2: Convert to fraction form
    90,563.61/124,992.68 = 52,837.77/x
  3. Step 3: Cross multiply
    90,563.61x = 124,992.68 × 52,837.77
  4. Step 4: Simplify right side
    90,563.61x = 6,604,334,213.33
  5. Step 5: Solve for x
    x = 6,604,334,213.33/90,563.61
  6. Step 6: Final answer
    x = 72,924.81

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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.