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Finding the Fourth Proportional to 174,963, 262,483.38 and 64,155

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Solution

The fourth proportional to 174,963, 262,483.38 and 64,155 is: 96,246.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,963 : 262,483.38 = 64,155 : x
  2. Step 2: Convert to fraction form
    174,963/262,483.38 = 64,155/x
  3. Step 3: Cross multiply
    174,963x = 262,483.38 × 64,155
  4. Step 4: Simplify right side
    174,963x = 16,839,621,243.90
  5. Step 5: Solve for x
    x = 16,839,621,243.90/174,963
  6. Step 6: Final answer
    x = 96,246.76

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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.