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Finding the Fourth Proportional to 52,594.40, 78,789.53 and 46,704.08

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Solution

The fourth proportional to 52,594.40, 78,789.53 and 46,704.08 is: 69,965.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,594.40 : 78,789.53 = 46,704.08 : x
  2. Step 2: Convert to fraction form
    52,594.40/78,789.53 = 46,704.08/x
  3. Step 3: Cross multiply
    52,594.40x = 78,789.53 × 46,704.08
  4. Step 4: Simplify right side
    52,594.40x = 3,679,792,826.02
  5. Step 5: Solve for x
    x = 3,679,792,826.02/52,594.40
  6. Step 6: Final answer
    x = 69,965.48

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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.