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Finding the Fourth Proportional to 61,258.84, 91,873.67 and 23,817.40

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Solution

The fourth proportional to 61,258.84, 91,873.67 and 23,817.40 is: 35,720.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,258.84 : 91,873.67 = 23,817.40 : x
  2. Step 2: Convert to fraction form
    61,258.84/91,873.67 = 23,817.40/x
  3. Step 3: Cross multiply
    61,258.84x = 91,873.67 × 23,817.40
  4. Step 4: Simplify right side
    61,258.84x = 2,188,191,599.09
  5. Step 5: Solve for x
    x = 2,188,191,599.09/61,258.84
  6. Step 6: Final answer
    x = 35,720.42

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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.