Home / 130,696.36-180,024.90-92,390.02

Finding the Fourth Proportional to 130,696.36, 180,024.90 and 92,390.02

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Solution

The fourth proportional to 130,696.36, 180,024.90 and 92,390.02 is: 127,260.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,696.36 : 180,024.90 = 92,390.02 : x
  2. Step 2: Convert to fraction form
    130,696.36/180,024.90 = 92,390.02/x
  3. Step 3: Cross multiply
    130,696.36x = 180,024.90 × 92,390.02
  4. Step 4: Simplify right side
    130,696.36x = 16,632,504,847.31
  5. Step 5: Solve for x
    x = 16,632,504,847.31/130,696.36
  6. Step 6: Final answer
    x = 127,260.66

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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.