Home / 174,388.14-261,567.63-69,178.86

Finding the Fourth Proportional to 174,388.14, 261,567.63 and 69,178.86

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Solution

The fourth proportional to 174,388.14, 261,567.63 and 69,178.86 is: 103,762.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,388.14 : 261,567.63 = 69,178.86 : x
  2. Step 2: Convert to fraction form
    174,388.14/261,567.63 = 69,178.86/x
  3. Step 3: Cross multiply
    174,388.14x = 261,567.63 × 69,178.86
  4. Step 4: Simplify right side
    174,388.14x = 18,094,950,456.30
  5. Step 5: Solve for x
    x = 18,094,950,456.30/174,388.14
  6. Step 6: Final answer
    x = 103,762.51

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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.