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Finding the Fourth Proportional to 176,762.57, 265,185.38 and 58,433.90

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Solution

The fourth proportional to 176,762.57, 265,185.38 and 58,433.90 is: 87,664.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,762.57 : 265,185.38 = 58,433.90 : x
  2. Step 2: Convert to fraction form
    176,762.57/265,185.38 = 58,433.90/x
  3. Step 3: Cross multiply
    176,762.57x = 265,185.38 × 58,433.90
  4. Step 4: Simplify right side
    176,762.57x = 15,495,815,976.38
  5. Step 5: Solve for x
    x = 15,495,815,976.38/176,762.57
  6. Step 6: Final answer
    x = 87,664.58

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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.