Home / 236,722.88-354,680.16-130,196

Finding the Fourth Proportional to 236,722.88, 354,680.16 and 130,196

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Solution

The fourth proportional to 236,722.88, 354,680.16 and 130,196 is: 195,071.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,722.88 : 354,680.16 = 130,196 : x
  2. Step 2: Convert to fraction form
    236,722.88/354,680.16 = 130,196/x
  3. Step 3: Cross multiply
    236,722.88x = 354,680.16 × 130,196
  4. Step 4: Simplify right side
    236,722.88x = 46,177,938,111.36
  5. Step 5: Solve for x
    x = 46,177,938,111.36/236,722.88
  6. Step 6: Final answer
    x = 195,071.71

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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.