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Finding the Fourth Proportional to 53,539.65, 73,884.65 and 29,667.87

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Solution

The fourth proportional to 53,539.65, 73,884.65 and 29,667.87 is: 40,941.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,539.65 : 73,884.65 = 29,667.87 : x
  2. Step 2: Convert to fraction form
    53,539.65/73,884.65 = 29,667.87/x
  3. Step 3: Cross multiply
    53,539.65x = 73,884.65 × 29,667.87
  4. Step 4: Simplify right side
    53,539.65x = 2,192,000,042.86
  5. Step 5: Solve for x
    x = 2,192,000,042.86/53,539.65
  6. Step 6: Final answer
    x = 40,941.62

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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.