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Finding the Fourth Proportional to 60,310.08, 83,256.48 and 40,200.48

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Solution

The fourth proportional to 60,310.08, 83,256.48 and 40,200.48 is: 55,495.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,310.08 : 83,256.48 = 40,200.48 : x
  2. Step 2: Convert to fraction form
    60,310.08/83,256.48 = 40,200.48/x
  3. Step 3: Cross multiply
    60,310.08x = 83,256.48 × 40,200.48
  4. Step 4: Simplify right side
    60,310.08x = 3,346,950,459.11
  5. Step 5: Solve for x
    x = 3,346,950,459.11/60,310.08
  6. Step 6: Final answer
    x = 55,495.71

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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.