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Finding the Fourth Proportional to 174,980.82, 262,512.95 and 56,652.20

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Solution

The fourth proportional to 174,980.82, 262,512.95 and 56,652.20 is: 84,991.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,980.82 : 262,512.95 = 56,652.20 : x
  2. Step 2: Convert to fraction form
    174,980.82/262,512.95 = 56,652.20/x
  3. Step 3: Cross multiply
    174,980.82x = 262,512.95 × 56,652.20
  4. Step 4: Simplify right side
    174,980.82x = 14,871,934,550.16
  5. Step 5: Solve for x
    x = 14,871,934,550.16/174,980.82
  6. Step 6: Final answer
    x = 84,991.80

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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.