Home / 48,156.06-66,462.63-29,289.54

Finding the Fourth Proportional to 48,156.06, 66,462.63 and 29,289.54

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Solution

The fourth proportional to 48,156.06, 66,462.63 and 29,289.54 is: 40,423.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,156.06 : 66,462.63 = 29,289.54 : x
  2. Step 2: Convert to fraction form
    48,156.06/66,462.63 = 29,289.54/x
  3. Step 3: Cross multiply
    48,156.06x = 66,462.63 × 29,289.54
  4. Step 4: Simplify right side
    48,156.06x = 1,946,659,859.89
  5. Step 5: Solve for x
    x = 1,946,659,859.89/48,156.06
  6. Step 6: Final answer
    x = 40,423.99

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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.