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Finding the Fourth Proportional to 42,874.88, 59,193.60 and 33,958.40

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Solution

The fourth proportional to 42,874.88, 59,193.60 and 33,958.40 is: 46,883.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,874.88 : 59,193.60 = 33,958.40 : x
  2. Step 2: Convert to fraction form
    42,874.88/59,193.60 = 33,958.40/x
  3. Step 3: Cross multiply
    42,874.88x = 59,193.60 × 33,958.40
  4. Step 4: Simplify right side
    42,874.88x = 2,010,119,946.24
  5. Step 5: Solve for x
    x = 2,010,119,946.24/42,874.88
  6. Step 6: Final answer
    x = 46,883.40

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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.