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Finding the Fourth Proportional to 61,960.71, 85,506.12 and 36,468.18

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Solution

The fourth proportional to 61,960.71, 85,506.12 and 36,468.18 is: 50,326.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,960.71 : 85,506.12 = 36,468.18 : x
  2. Step 2: Convert to fraction form
    61,960.71/85,506.12 = 36,468.18/x
  3. Step 3: Cross multiply
    61,960.71x = 85,506.12 × 36,468.18
  4. Step 4: Simplify right side
    61,960.71x = 3,118,252,575.26
  5. Step 5: Solve for x
    x = 3,118,252,575.26/61,960.71
  6. Step 6: Final answer
    x = 50,326.29

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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.