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Finding the Fourth Proportional to 117,597.12, 176,361.12 and 34,480.32

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Solution

The fourth proportional to 117,597.12, 176,361.12 and 34,480.32 is: 51,710.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,597.12 : 176,361.12 = 34,480.32 : x
  2. Step 2: Convert to fraction form
    117,597.12/176,361.12 = 34,480.32/x
  3. Step 3: Cross multiply
    117,597.12x = 176,361.12 × 34,480.32
  4. Step 4: Simplify right side
    117,597.12x = 6,080,987,853.16
  5. Step 5: Solve for x
    x = 6,080,987,853.16/117,597.12
  6. Step 6: Final answer
    x = 51,710.35

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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.