Home / 122,512.14-168,541.83-117,263.34

Finding the Fourth Proportional to 122,512.14, 168,541.83 and 117,263.34

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Solution

The fourth proportional to 122,512.14, 168,541.83 and 117,263.34 is: 161,320.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,512.14 : 168,541.83 = 117,263.34 : x
  2. Step 2: Convert to fraction form
    122,512.14/168,541.83 = 117,263.34/x
  3. Step 3: Cross multiply
    122,512.14x = 168,541.83 × 117,263.34
  4. Step 4: Simplify right side
    122,512.14x = 19,763,777,915.51
  5. Step 5: Solve for x
    x = 19,763,777,915.51/122,512.14
  6. Step 6: Final answer
    x = 161,320.98

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1.5x scale

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.