Home / 174,961.90-262,442.85-69,856.30

Finding the Fourth Proportional to 174,961.90, 262,442.85 and 69,856.30

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Solution

The fourth proportional to 174,961.90, 262,442.85 and 69,856.30 is: 104,784.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,961.90 : 262,442.85 = 69,856.30 : x
  2. Step 2: Convert to fraction form
    174,961.90/262,442.85 = 69,856.30/x
  3. Step 3: Cross multiply
    174,961.90x = 262,442.85 × 69,856.30
  4. Step 4: Simplify right side
    174,961.90x = 18,333,286,462.46
  5. Step 5: Solve for x
    x = 18,333,286,462.46/174,961.90
  6. Step 6: Final answer
    x = 104,784.45

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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.