Home / 162,730.65-244,130.82-82,779.73

Finding the Fourth Proportional to 162,730.65, 244,130.82 and 82,779.73

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Solution

The fourth proportional to 162,730.65, 244,130.82 and 82,779.73 is: 124,187.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,730.65 : 244,130.82 = 82,779.73 : x
  2. Step 2: Convert to fraction form
    162,730.65/244,130.82 = 82,779.73/x
  3. Step 3: Cross multiply
    162,730.65x = 244,130.82 × 82,779.73
  4. Step 4: Simplify right side
    162,730.65x = 20,209,084,742.12
  5. Step 5: Solve for x
    x = 20,209,084,742.12/162,730.65
  6. Step 6: Final answer
    x = 124,187.33

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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.