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Finding the Fourth Proportional to 43,616.80, 60,196.80 and 29,468.80

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Solution

The fourth proportional to 43,616.80, 60,196.80 and 29,468.80 is: 40,670.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,616.80 : 60,196.80 = 29,468.80 : x
  2. Step 2: Convert to fraction form
    43,616.80/60,196.80 = 29,468.80/x
  3. Step 3: Cross multiply
    43,616.80x = 60,196.80 × 29,468.80
  4. Step 4: Simplify right side
    43,616.80x = 1,773,927,459.84
  5. Step 5: Solve for x
    x = 1,773,927,459.84/43,616.80
  6. Step 6: Final answer
    x = 40,670.74

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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.