Home / 127,560.26-176,040.06-70,972.85

Finding the Fourth Proportional to 127,560.26, 176,040.06 and 70,972.85

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Solution

The fourth proportional to 127,560.26, 176,040.06 and 70,972.85 is: 97,946.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,560.26 : 176,040.06 = 70,972.85 : x
  2. Step 2: Convert to fraction form
    127,560.26/176,040.06 = 70,972.85/x
  3. Step 3: Cross multiply
    127,560.26x = 176,040.06 × 70,972.85
  4. Step 4: Simplify right side
    127,560.26x = 12,494,064,772.37
  5. Step 5: Solve for x
    x = 12,494,064,772.37/127,560.26
  6. Step 6: Final answer
    x = 97,946.37

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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.