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Finding the Fourth Proportional to 56,923.84, 85,410.40 and 23,651.20

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Solution

The fourth proportional to 56,923.84, 85,410.40 and 23,651.20 is: 35,487.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,923.84 : 85,410.40 = 23,651.20 : x
  2. Step 2: Convert to fraction form
    56,923.84/85,410.40 = 23,651.20/x
  3. Step 3: Cross multiply
    56,923.84x = 85,410.40 × 23,651.20
  4. Step 4: Simplify right side
    56,923.84x = 2,020,058,452.48
  5. Step 5: Solve for x
    x = 2,020,058,452.48/56,923.84
  6. Step 6: Final answer
    x = 35,487.04

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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.