Home / 165,529.12-248,099.08-76,594.72

Finding the Fourth Proportional to 165,529.12, 248,099.08 and 76,594.72

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Solution

The fourth proportional to 165,529.12, 248,099.08 and 76,594.72 is: 114,802.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,529.12 : 248,099.08 = 76,594.72 : x
  2. Step 2: Convert to fraction form
    165,529.12/248,099.08 = 76,594.72/x
  3. Step 3: Cross multiply
    165,529.12x = 248,099.08 × 76,594.72
  4. Step 4: Simplify right side
    165,529.12x = 19,003,079,564.86
  5. Step 5: Solve for x
    x = 19,003,079,564.86/165,529.12
  6. Step 6: Final answer
    x = 114,802.03

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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.