Home / 165,779.11-248,460.58-70,897.69

Finding the Fourth Proportional to 165,779.11, 248,460.58 and 70,897.69

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Solution

The fourth proportional to 165,779.11, 248,460.58 and 70,897.69 is: 106,257.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,779.11 : 248,460.58 = 70,897.69 : x
  2. Step 2: Convert to fraction form
    165,779.11/248,460.58 = 70,897.69/x
  3. Step 3: Cross multiply
    165,779.11x = 248,460.58 × 70,897.69
  4. Step 4: Simplify right side
    165,779.11x = 17,615,280,379.66
  5. Step 5: Solve for x
    x = 17,615,280,379.66/165,779.11
  6. Step 6: Final answer
    x = 106,257.54

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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.