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Finding the Fourth Proportional to 116,202, 174,303 and 28,650

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Solution

The fourth proportional to 116,202, 174,303 and 28,650 is: 42,975

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,202 : 174,303 = 28,650 : x
  2. Step 2: Convert to fraction form
    116,202/174,303 = 28,650/x
  3. Step 3: Cross multiply
    116,202x = 174,303 × 28,650
  4. Step 4: Simplify right side
    116,202x = 4,993,780,950
  5. Step 5: Solve for x
    x = 4,993,780,950/116,202
  6. Step 6: Final answer
    x = 42,975

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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.