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Finding the Fourth Proportional to 53,608.99, 73,980.77 and 29,736.07

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Solution

The fourth proportional to 53,608.99, 73,980.77 and 29,736.07 is: 41,035.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,608.99 : 73,980.77 = 29,736.07 : x
  2. Step 2: Convert to fraction form
    53,608.99/73,980.77 = 29,736.07/x
  3. Step 3: Cross multiply
    53,608.99x = 73,980.77 × 29,736.07
  4. Step 4: Simplify right side
    53,608.99x = 2,199,897,206.69
  5. Step 5: Solve for x
    x = 2,199,897,206.69/53,608.99
  6. Step 6: Final answer
    x = 41,035.98

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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.