Home / 197,130.55-295,663.47-54,985.50

Finding the Fourth Proportional to 197,130.55, 295,663.47 and 54,985.50

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Solution

The fourth proportional to 197,130.55, 295,663.47 and 54,985.50 is: 82,469.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,130.55 : 295,663.47 = 54,985.50 : x
  2. Step 2: Convert to fraction form
    197,130.55/295,663.47 = 54,985.50/x
  3. Step 3: Cross multiply
    197,130.55x = 295,663.47 × 54,985.50
  4. Step 4: Simplify right side
    197,130.55x = 16,257,203,729.69
  5. Step 5: Solve for x
    x = 16,257,203,729.69/197,130.55
  6. Step 6: Final answer
    x = 82,469.23

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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.