Home / 104,764.47-157,146.71-25,880.19

Finding the Fourth Proportional to 104,764.47, 157,146.71 and 25,880.19

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Solution

The fourth proportional to 104,764.47, 157,146.71 and 25,880.19 is: 38,820.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,764.47 : 157,146.71 = 25,880.19 : x
  2. Step 2: Convert to fraction form
    104,764.47/157,146.71 = 25,880.19/x
  3. Step 3: Cross multiply
    104,764.47x = 157,146.71 × 25,880.19
  4. Step 4: Simplify right side
    104,764.47x = 4,066,986,583.27
  5. Step 5: Solve for x
    x = 4,066,986,583.27/104,764.47
  6. Step 6: Final answer
    x = 38,820.29

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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.