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Finding the Fourth Proportional to 53,613.53, 73,995.54 and 29,747.89

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Solution

The fourth proportional to 53,613.53, 73,995.54 and 29,747.89 is: 41,057.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,613.53 : 73,995.54 = 29,747.89 : x
  2. Step 2: Convert to fraction form
    53,613.53/73,995.54 = 29,747.89/x
  3. Step 3: Cross multiply
    53,613.53x = 73,995.54 × 29,747.89
  4. Step 4: Simplify right side
    53,613.53x = 2,201,210,999.42
  5. Step 5: Solve for x
    x = 2,201,210,999.42/53,613.53
  6. Step 6: Final answer
    x = 41,057.01

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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.