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Finding the Fourth Proportional to 175,041.60, 262,600.80 and 56,692.80

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Solution

The fourth proportional to 175,041.60, 262,600.80 and 56,692.80 is: 85,051.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,041.60 : 262,600.80 = 56,692.80 : x
  2. Step 2: Convert to fraction form
    175,041.60/262,600.80 = 56,692.80/x
  3. Step 3: Cross multiply
    175,041.60x = 262,600.80 × 56,692.80
  4. Step 4: Simplify right side
    175,041.60x = 14,887,574,634.24
  5. Step 5: Solve for x
    x = 14,887,574,634.24/175,041.60
  6. Step 6: Final answer
    x = 85,051.64

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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.