Home / 110,813.47-166,287.63-40,698.25

Finding the Fourth Proportional to 110,813.47, 166,287.63 and 40,698.25

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Solution

The fourth proportional to 110,813.47, 166,287.63 and 40,698.25 is: 61,072.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,813.47 : 166,287.63 = 40,698.25 : x
  2. Step 2: Convert to fraction form
    110,813.47/166,287.63 = 40,698.25/x
  3. Step 3: Cross multiply
    110,813.47x = 166,287.63 × 40,698.25
  4. Step 4: Simplify right side
    110,813.47x = 6,767,615,274.55
  5. Step 5: Solve for x
    x = 6,767,615,274.55/110,813.47
  6. Step 6: Final answer
    x = 61,072.14

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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.