Home / 76,825.48-115,241.87-37,335.55

Finding the Fourth Proportional to 76,825.48, 115,241.87 and 37,335.55

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Solution

The fourth proportional to 76,825.48, 115,241.87 and 37,335.55 is: 56,005.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,825.48 : 115,241.87 = 37,335.55 : x
  2. Step 2: Convert to fraction form
    76,825.48/115,241.87 = 37,335.55/x
  3. Step 3: Cross multiply
    76,825.48x = 115,241.87 × 37,335.55
  4. Step 4: Simplify right side
    76,825.48x = 4,302,618,599.48
  5. Step 5: Solve for x
    x = 4,302,618,599.48/76,825.48
  6. Step 6: Final answer
    x = 56,005.10

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1.5x scale

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.