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Finding the Fourth Proportional to 164,697.72, 247,061.16 and 46,370.08

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Solution

The fourth proportional to 164,697.72, 247,061.16 and 46,370.08 is: 69,559.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,697.72 : 247,061.16 = 46,370.08 : x
  2. Step 2: Convert to fraction form
    164,697.72/247,061.16 = 46,370.08/x
  3. Step 3: Cross multiply
    164,697.72x = 247,061.16 × 46,370.08
  4. Step 4: Simplify right side
    164,697.72x = 11,456,245,754.09
  5. Step 5: Solve for x
    x = 11,456,245,754.09/164,697.72
  6. Step 6: Final answer
    x = 69,559.22

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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.