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Finding the Fourth Proportional to 176,197, 243,353.69 and 116,036.55

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Solution

The fourth proportional to 176,197, 243,353.69 and 116,036.55 is: 160,263.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,197 : 243,353.69 = 116,036.55 : x
  2. Step 2: Convert to fraction form
    176,197/243,353.69 = 116,036.55/x
  3. Step 3: Cross multiply
    176,197x = 243,353.69 × 116,036.55
  4. Step 4: Simplify right side
    176,197x = 28,237,922,617.37
  5. Step 5: Solve for x
    x = 28,237,922,617.37/176,197
  6. Step 6: Final answer
    x = 160,263.36

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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.