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Finding the Fourth Proportional to 56,625.99, 84,865.17 and 23,312.51

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Solution

The fourth proportional to 56,625.99, 84,865.17 and 23,312.51 is: 34,938.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,625.99 : 84,865.17 = 23,312.51 : x
  2. Step 2: Convert to fraction form
    56,625.99/84,865.17 = 23,312.51/x
  3. Step 3: Cross multiply
    56,625.99x = 84,865.17 × 23,312.51
  4. Step 4: Simplify right side
    56,625.99x = 1,978,420,124.28
  5. Step 5: Solve for x
    x = 1,978,420,124.28/56,625.99
  6. Step 6: Final answer
    x = 34,938.38

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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.