Home / 76,766.22-105,918.84-43,232.22

Finding the Fourth Proportional to 76,766.22, 105,918.84 and 43,232.22

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Solution

The fourth proportional to 76,766.22, 105,918.84 and 43,232.22 is: 59,650.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,766.22 : 105,918.84 = 43,232.22 : x
  2. Step 2: Convert to fraction form
    76,766.22/105,918.84 = 43,232.22/x
  3. Step 3: Cross multiply
    76,766.22x = 105,918.84 × 43,232.22
  4. Step 4: Simplify right side
    76,766.22x = 4,579,106,593.02
  5. Step 5: Solve for x
    x = 4,579,106,593.02/76,766.22
  6. Step 6: Final answer
    x = 59,650.02

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1.5x scale

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.