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Finding the Fourth Proportional to 61,008.60, 91,469.70 and 23,554.20

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Solution

The fourth proportional to 61,008.60, 91,469.70 and 23,554.20 is: 35,314.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,008.60 : 91,469.70 = 23,554.20 : x
  2. Step 2: Convert to fraction form
    61,008.60/91,469.70 = 23,554.20/x
  3. Step 3: Cross multiply
    61,008.60x = 91,469.70 × 23,554.20
  4. Step 4: Simplify right side
    61,008.60x = 2,154,495,607.74
  5. Step 5: Solve for x
    x = 2,154,495,607.74/61,008.60
  6. Step 6: Final answer
    x = 35,314.62

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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.