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Finding the Fourth Proportional to 53,746.96, 80,607.48 and 16,810.96

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Solution

The fourth proportional to 53,746.96, 80,607.48 and 16,810.96 is: 25,212.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,746.96 : 80,607.48 = 16,810.96 : x
  2. Step 2: Convert to fraction form
    53,746.96/80,607.48 = 16,810.96/x
  3. Step 3: Cross multiply
    53,746.96x = 80,607.48 × 16,810.96
  4. Step 4: Simplify right side
    53,746.96x = 1,355,089,121.98
  5. Step 5: Solve for x
    x = 1,355,089,121.98/53,746.96
  6. Step 6: Final answer
    x = 25,212.39

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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.