Home / 174,961.40-262,442.10-69,855.80

Finding the Fourth Proportional to 174,961.40, 262,442.10 and 69,855.80

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Solution

The fourth proportional to 174,961.40, 262,442.10 and 69,855.80 is: 104,783.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,961.40 : 262,442.10 = 69,855.80 : x
  2. Step 2: Convert to fraction form
    174,961.40/262,442.10 = 69,855.80/x
  3. Step 3: Cross multiply
    174,961.40x = 262,442.10 × 69,855.80
  4. Step 4: Simplify right side
    174,961.40x = 18,333,102,849.18
  5. Step 5: Solve for x
    x = 18,333,102,849.18/174,961.40
  6. Step 6: Final answer
    x = 104,783.70

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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.