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Finding the Fourth Proportional to 61,639.97, 92,459.97 and 14,892.84

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Solution

The fourth proportional to 61,639.97, 92,459.97 and 14,892.84 is: 22,339.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,639.97 : 92,459.97 = 14,892.84 : x
  2. Step 2: Convert to fraction form
    61,639.97/92,459.97 = 14,892.84/x
  3. Step 3: Cross multiply
    61,639.97x = 92,459.97 × 14,892.84
  4. Step 4: Simplify right side
    61,639.97x = 1,376,991,539.61
  5. Step 5: Solve for x
    x = 1,376,991,539.61/61,639.97
  6. Step 6: Final answer
    x = 22,339.27

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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.