Home / 112,166.16-168,281.03-45,654.02

Finding the Fourth Proportional to 112,166.16, 168,281.03 and 45,654.02

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Solution

The fourth proportional to 112,166.16, 168,281.03 and 45,654.02 is: 68,493.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,166.16 : 168,281.03 = 45,654.02 : x
  2. Step 2: Convert to fraction form
    112,166.16/168,281.03 = 45,654.02/x
  3. Step 3: Cross multiply
    112,166.16x = 168,281.03 × 45,654.02
  4. Step 4: Simplify right side
    112,166.16x = 7,682,705,509.24
  5. Step 5: Solve for x
    x = 7,682,705,509.24/112,166.16
  6. Step 6: Final answer
    x = 68,493.97

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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.