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Finding the Fourth Proportional to 42,743, 58,984.26 and 23,880.26

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Solution

The fourth proportional to 42,743, 58,984.26 and 23,880.26 is: 32,954.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,743 : 58,984.26 = 23,880.26 : x
  2. Step 2: Convert to fraction form
    42,743/58,984.26 = 23,880.26/x
  3. Step 3: Cross multiply
    42,743x = 58,984.26 × 23,880.26
  4. Step 4: Simplify right side
    42,743x = 1,408,559,464.71
  5. Step 5: Solve for x
    x = 1,408,559,464.71/42,743
  6. Step 6: Final answer
    x = 32,954.16

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1.5x scale

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.