Home / 126,791.98-174,972.94-70,203.35

Finding the Fourth Proportional to 126,791.98, 174,972.94 and 70,203.35

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Solution

The fourth proportional to 126,791.98, 174,972.94 and 70,203.35 is: 96,880.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,791.98 : 174,972.94 = 70,203.35 : x
  2. Step 2: Convert to fraction form
    126,791.98/174,972.94 = 70,203.35/x
  3. Step 3: Cross multiply
    126,791.98x = 174,972.94 × 70,203.35
  4. Step 4: Simplify right side
    126,791.98x = 12,283,686,547.35
  5. Step 5: Solve for x
    x = 12,283,686,547.35/126,791.98
  6. Step 6: Final answer
    x = 96,880.63

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.