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Finding the Fourth Proportional to 43,317, 59,777.64 and 23,445

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Solution

The fourth proportional to 43,317, 59,777.64 and 23,445 is: 32,354.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,317 : 59,777.64 = 23,445 : x
  2. Step 2: Convert to fraction form
    43,317/59,777.64 = 23,445/x
  3. Step 3: Cross multiply
    43,317x = 59,777.64 × 23,445
  4. Step 4: Simplify right side
    43,317x = 1,401,486,769.80
  5. Step 5: Solve for x
    x = 1,401,486,769.80/43,317
  6. Step 6: Final answer
    x = 32,354.20

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.