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Finding the Fourth Proportional to 61,523.94, 84,903.45 and 36,045.39

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Solution

The fourth proportional to 61,523.94, 84,903.45 and 36,045.39 is: 49,742.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,523.94 : 84,903.45 = 36,045.39 : x
  2. Step 2: Convert to fraction form
    61,523.94/84,903.45 = 36,045.39/x
  3. Step 3: Cross multiply
    61,523.94x = 84,903.45 × 36,045.39
  4. Step 4: Simplify right side
    61,523.94x = 3,060,377,967.60
  5. Step 5: Solve for x
    x = 3,060,377,967.60/61,523.94
  6. Step 6: Final answer
    x = 49,742.88

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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.