Home / 98,736.96-136,256.37-53,414.76

Finding the Fourth Proportional to 98,736.96, 136,256.37 and 53,414.76

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Solution

The fourth proportional to 98,736.96, 136,256.37 and 53,414.76 is: 73,712.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,736.96 : 136,256.37 = 53,414.76 : x
  2. Step 2: Convert to fraction form
    98,736.96/136,256.37 = 53,414.76/x
  3. Step 3: Cross multiply
    98,736.96x = 136,256.37 × 53,414.76
  4. Step 4: Simplify right side
    98,736.96x = 7,278,101,302.02
  5. Step 5: Solve for x
    x = 7,278,101,302.02/98,736.96
  6. Step 6: Final answer
    x = 73,712.03

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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.