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Finding the Fourth Proportional to 57,360.90, 86,007.94 and 22,259.55

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Solution

The fourth proportional to 57,360.90, 86,007.94 and 22,259.55 is: 33,376.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,360.90 : 86,007.94 = 22,259.55 : x
  2. Step 2: Convert to fraction form
    57,360.90/86,007.94 = 22,259.55/x
  3. Step 3: Cross multiply
    57,360.90x = 86,007.94 × 22,259.55
  4. Step 4: Simplify right side
    57,360.90x = 1,914,497,985.18
  5. Step 5: Solve for x
    x = 1,914,497,985.18/57,360.90
  6. Step 6: Final answer
    x = 33,376.36

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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.