Home / 110,707.40-165,962.48-40,570.31

Finding the Fourth Proportional to 110,707.40, 165,962.48 and 40,570.31

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Solution

The fourth proportional to 110,707.40, 165,962.48 and 40,570.31 is: 60,819.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,707.40 : 165,962.48 = 40,570.31 : x
  2. Step 2: Convert to fraction form
    110,707.40/165,962.48 = 40,570.31/x
  3. Step 3: Cross multiply
    110,707.40x = 165,962.48 × 40,570.31
  4. Step 4: Simplify right side
    110,707.40x = 6,733,148,229.30
  5. Step 5: Solve for x
    x = 6,733,148,229.30/110,707.40
  6. Step 6: Final answer
    x = 60,819.32

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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.