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Finding the Fourth Proportional to 174,688.70, 262,038.15 and 48,329.96

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Solution

The fourth proportional to 174,688.70, 262,038.15 and 48,329.96 is: 72,496.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,688.70 : 262,038.15 = 48,329.96 : x
  2. Step 2: Convert to fraction form
    174,688.70/262,038.15 = 48,329.96/x
  3. Step 3: Cross multiply
    174,688.70x = 262,038.15 × 48,329.96
  4. Step 4: Simplify right side
    174,688.70x = 12,664,291,997.78
  5. Step 5: Solve for x
    x = 12,664,291,997.78/174,688.70
  6. Step 6: Final answer
    x = 72,496.35

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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.