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Finding the Fourth Proportional to 174,737.70, 262,106.55 and 56,412.90

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Solution

The fourth proportional to 174,737.70, 262,106.55 and 56,412.90 is: 84,619.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,737.70 : 262,106.55 = 56,412.90 : x
  2. Step 2: Convert to fraction form
    174,737.70/262,106.55 = 56,412.90/x
  3. Step 3: Cross multiply
    174,737.70x = 262,106.55 × 56,412.90
  4. Step 4: Simplify right side
    174,737.70x = 14,786,190,594.50
  5. Step 5: Solve for x
    x = 14,786,190,594.50/174,737.70
  6. Step 6: Final answer
    x = 84,619.35

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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.