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Finding the Fourth Proportional to 56,525.88, 84,738.60 and 48,259.02

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Solution

The fourth proportional to 56,525.88, 84,738.60 and 48,259.02 is: 72,345.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,525.88 : 84,738.60 = 48,259.02 : x
  2. Step 2: Convert to fraction form
    56,525.88/84,738.60 = 48,259.02/x
  3. Step 3: Cross multiply
    56,525.88x = 84,738.60 × 48,259.02
  4. Step 4: Simplify right side
    56,525.88x = 4,089,401,792.17
  5. Step 5: Solve for x
    x = 4,089,401,792.17/56,525.88
  6. Step 6: Final answer
    x = 72,345.65

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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.