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Finding the Fourth Proportional to 53,407.96, 80,086.73 and 15,954.98

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Solution

The fourth proportional to 53,407.96, 80,086.73 and 15,954.98 is: 23,924.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,407.96 : 80,086.73 = 15,954.98 : x
  2. Step 2: Convert to fraction form
    53,407.96/80,086.73 = 15,954.98/x
  3. Step 3: Cross multiply
    53,407.96x = 80,086.73 × 15,954.98
  4. Step 4: Simplify right side
    53,407.96x = 1,277,781,695.21
  5. Step 5: Solve for x
    x = 1,277,781,695.21/53,407.96
  6. Step 6: Final answer
    x = 23,924.93

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.