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Finding the Fourth Proportional to 174,978.08, 262,501.68 and 64,171.04

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Solution

The fourth proportional to 174,978.08, 262,501.68 and 64,171.04 is: 96,269.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,978.08 : 262,501.68 = 64,171.04 : x
  2. Step 2: Convert to fraction form
    174,978.08/262,501.68 = 64,171.04/x
  3. Step 3: Cross multiply
    174,978.08x = 262,501.68 × 64,171.04
  4. Step 4: Simplify right side
    174,978.08x = 16,845,005,807.35
  5. Step 5: Solve for x
    x = 16,845,005,807.35/174,978.08
  6. Step 6: Final answer
    x = 96,269.23

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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.