Home / 197,625.33-272,654.81-111,573.57

Finding the Fourth Proportional to 197,625.33, 272,654.81 and 111,573.57

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Solution

The fourth proportional to 197,625.33, 272,654.81 and 111,573.57 is: 153,933.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,625.33 : 272,654.81 = 111,573.57 : x
  2. Step 2: Convert to fraction form
    197,625.33/272,654.81 = 111,573.57/x
  3. Step 3: Cross multiply
    197,625.33x = 272,654.81 × 111,573.57
  4. Step 4: Simplify right side
    197,625.33x = 30,421,069,971.50
  5. Step 5: Solve for x
    x = 30,421,069,971.50/197,625.33
  6. Step 6: Final answer
    x = 153,933.05

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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.