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Finding the Fourth Proportional to 62,165.48, 85,801.62 and 40,946.60

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Solution

The fourth proportional to 62,165.48, 85,801.62 and 40,946.60 is: 56,515.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,165.48 : 85,801.62 = 40,946.60 : x
  2. Step 2: Convert to fraction form
    62,165.48/85,801.62 = 40,946.60/x
  3. Step 3: Cross multiply
    62,165.48x = 85,801.62 × 40,946.60
  4. Step 4: Simplify right side
    62,165.48x = 3,513,284,613.49
  5. Step 5: Solve for x
    x = 3,513,284,613.49/62,165.48
  6. Step 6: Final answer
    x = 56,515.04

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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.