Home / 114,542.96-171,815.00-47,111.76

Finding the Fourth Proportional to 114,542.96, 171,815.00 and 47,111.76

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Solution

The fourth proportional to 114,542.96, 171,815.00 and 47,111.76 is: 70,667.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,542.96 : 171,815.00 = 47,111.76 : x
  2. Step 2: Convert to fraction form
    114,542.96/171,815.00 = 47,111.76/x
  3. Step 3: Cross multiply
    114,542.96x = 171,815.00 × 47,111.76
  4. Step 4: Simplify right side
    114,542.96x = 8,094,507,806.49
  5. Step 5: Solve for x
    x = 8,094,507,806.49/114,542.96
  6. Step 6: Final answer
    x = 70,667.88

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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.