Home / 98,819.58-136,370.39-53,497.23

Finding the Fourth Proportional to 98,819.58, 136,370.39 and 53,497.23

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Solution

The fourth proportional to 98,819.58, 136,370.39 and 53,497.23 is: 73,825.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,819.58 : 136,370.39 = 53,497.23 : x
  2. Step 2: Convert to fraction form
    98,819.58/136,370.39 = 53,497.23/x
  3. Step 3: Cross multiply
    98,819.58x = 136,370.39 × 53,497.23
  4. Step 4: Simplify right side
    98,819.58x = 7,295,438,119.02
  5. Step 5: Solve for x
    x = 7,295,438,119.02/98,819.58
  6. Step 6: Final answer
    x = 73,825.84

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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.