Home / 165,528.07-248,315.46-53,170.63

Finding the Fourth Proportional to 165,528.07, 248,315.46 and 53,170.63

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Solution

The fourth proportional to 165,528.07, 248,315.46 and 53,170.63 is: 79,763.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,528.07 : 248,315.46 = 53,170.63 : x
  2. Step 2: Convert to fraction form
    165,528.07/248,315.46 = 53,170.63/x
  3. Step 3: Cross multiply
    165,528.07x = 248,315.46 × 53,170.63
  4. Step 4: Simplify right side
    165,528.07x = 13,203,088,500.29
  5. Step 5: Solve for x
    x = 13,203,088,500.29/165,528.07
  6. Step 6: Final answer
    x = 79,763.44

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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.