Home / 165,795.03-248,484.57-70,913.88

Finding the Fourth Proportional to 165,795.03, 248,484.57 and 70,913.88

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Solution

The fourth proportional to 165,795.03, 248,484.57 and 70,913.88 is: 106,281.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,795.03 : 248,484.57 = 70,913.88 : x
  2. Step 2: Convert to fraction form
    165,795.03/248,484.57 = 70,913.88/x
  3. Step 3: Cross multiply
    165,795.03x = 248,484.57 × 70,913.88
  4. Step 4: Simplify right side
    165,795.03x = 17,621,004,978.83
  5. Step 5: Solve for x
    x = 17,621,004,978.83/165,795.03
  6. Step 6: Final answer
    x = 106,281.86

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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.