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Finding the Fourth Proportional to 136,467.32, 204,700.98 and 53,303

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Solution

The fourth proportional to 136,467.32, 204,700.98 and 53,303 is: 79,954.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,467.32 : 204,700.98 = 53,303 : x
  2. Step 2: Convert to fraction form
    136,467.32/204,700.98 = 53,303/x
  3. Step 3: Cross multiply
    136,467.32x = 204,700.98 × 53,303
  4. Step 4: Simplify right side
    136,467.32x = 10,911,176,336.94
  5. Step 5: Solve for x
    x = 10,911,176,336.94/136,467.32
  6. Step 6: Final answer
    x = 79,954.50

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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.