Home / 163,857.24-245,774.88-45,525.96

Finding the Fourth Proportional to 163,857.24, 245,774.88 and 45,525.96

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Solution

The fourth proportional to 163,857.24, 245,774.88 and 45,525.96 is: 68,285.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,857.24 : 245,774.88 = 45,525.96 : x
  2. Step 2: Convert to fraction form
    163,857.24/245,774.88 = 45,525.96/x
  3. Step 3: Cross multiply
    163,857.24x = 245,774.88 × 45,525.96
  4. Step 4: Simplify right side
    163,857.24x = 11,189,137,355.88
  5. Step 5: Solve for x
    x = 11,189,137,355.88/163,857.24
  6. Step 6: Final answer
    x = 68,285.89

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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.