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Finding the Fourth Proportional to 61,304.84, 84,599.34 and 34,079.12

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Solution

The fourth proportional to 61,304.84, 84,599.34 and 34,079.12 is: 47,028.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,304.84 : 84,599.34 = 34,079.12 : x
  2. Step 2: Convert to fraction form
    61,304.84/84,599.34 = 34,079.12/x
  3. Step 3: Cross multiply
    61,304.84x = 84,599.34 × 34,079.12
  4. Step 4: Simplify right side
    61,304.84x = 2,883,071,059.78
  5. Step 5: Solve for x
    x = 2,883,071,059.78/61,304.84
  6. Step 6: Final answer
    x = 47,028.44

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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.