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Finding the Fourth Proportional to 53,471.85, 73,783.41 and 29,598.47

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Solution

The fourth proportional to 53,471.85, 73,783.41 and 29,598.47 is: 40,841.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,471.85 : 73,783.41 = 29,598.47 : x
  2. Step 2: Convert to fraction form
    53,471.85/73,783.41 = 29,598.47/x
  3. Step 3: Cross multiply
    53,471.85x = 73,783.41 × 29,598.47
  4. Step 4: Simplify right side
    53,471.85x = 2,183,876,047.38
  5. Step 5: Solve for x
    x = 2,183,876,047.38/53,471.85
  6. Step 6: Final answer
    x = 40,841.60

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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.