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Finding the Fourth Proportional to 85,213.92, 117,600.35 and 46,973.42

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Solution

The fourth proportional to 85,213.92, 117,600.35 and 46,973.42 is: 64,826.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,213.92 : 117,600.35 = 46,973.42 : x
  2. Step 2: Convert to fraction form
    85,213.92/117,600.35 = 46,973.42/x
  3. Step 3: Cross multiply
    85,213.92x = 117,600.35 × 46,973.42
  4. Step 4: Simplify right side
    85,213.92x = 5,524,089,809.83
  5. Step 5: Solve for x
    x = 5,524,089,809.83/85,213.92
  6. Step 6: Final answer
    x = 64,826.14

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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.