Home / 197,076.06-295,643.29-72,407.34

Finding the Fourth Proportional to 197,076.06, 295,643.29 and 72,407.34

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Solution

The fourth proportional to 197,076.06, 295,643.29 and 72,407.34 is: 108,621.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,076.06 : 295,643.29 = 72,407.34 : x
  2. Step 2: Convert to fraction form
    197,076.06/295,643.29 = 72,407.34/x
  3. Step 3: Cross multiply
    197,076.06x = 295,643.29 × 72,407.34
  4. Step 4: Simplify right side
    197,076.06x = 21,406,744,217.75
  5. Step 5: Solve for x
    x = 21,406,744,217.75/197,076.06
  6. Step 6: Final answer
    x = 108,621.74

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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.