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Finding the Fourth Proportional to 43,362, 59,839.92 and 23,490

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Solution

The fourth proportional to 43,362, 59,839.92 and 23,490 is: 32,416.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,362 : 59,839.92 = 23,490 : x
  2. Step 2: Convert to fraction form
    43,362/59,839.92 = 23,490/x
  3. Step 3: Cross multiply
    43,362x = 59,839.92 × 23,490
  4. Step 4: Simplify right side
    43,362x = 1,405,639,720.80
  5. Step 5: Solve for x
    x = 1,405,639,720.80/43,362
  6. Step 6: Final answer
    x = 32,416.40

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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.