Home / 106,748.66-160,109.22-47,570.88

Finding the Fourth Proportional to 106,748.66, 160,109.22 and 47,570.88

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Solution

The fourth proportional to 106,748.66, 160,109.22 and 47,570.88 is: 71,350.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,748.66 : 160,109.22 = 47,570.88 : x
  2. Step 2: Convert to fraction form
    106,748.66/160,109.22 = 47,570.88/x
  3. Step 3: Cross multiply
    106,748.66x = 160,109.22 × 47,570.88
  4. Step 4: Simplify right side
    106,748.66x = 7,616,536,491.51
  5. Step 5: Solve for x
    x = 7,616,536,491.51/106,748.66
  6. Step 6: Final answer
    x = 71,350.18

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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.