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Finding the Fourth Proportional to 152,650.80, 210,762.36 and 95,377.32

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Solution

The fourth proportional to 152,650.80, 210,762.36 and 95,377.32 is: 131,685.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,650.80 : 210,762.36 = 95,377.32 : x
  2. Step 2: Convert to fraction form
    152,650.80/210,762.36 = 95,377.32/x
  3. Step 3: Cross multiply
    152,650.80x = 210,762.36 × 95,377.32
  4. Step 4: Simplify right side
    152,650.80x = 20,101,949,053.68
  5. Step 5: Solve for x
    x = 20,101,949,053.68/152,650.80
  6. Step 6: Final answer
    x = 131,685.84

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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.