Home / 53,900.20-80,905.47-44,510.30

Finding the Fourth Proportional to 53,900.20, 80,905.47 and 44,510.30

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Solution

The fourth proportional to 53,900.20, 80,905.47 and 44,510.30 is: 66,811.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,900.20 : 80,905.47 = 44,510.30 : x
  2. Step 2: Convert to fraction form
    53,900.20/80,905.47 = 44,510.30/x
  3. Step 3: Cross multiply
    53,900.20x = 80,905.47 × 44,510.30
  4. Step 4: Simplify right side
    53,900.20x = 3,601,126,741.34
  5. Step 5: Solve for x
    x = 3,601,126,741.34/53,900.20
  6. Step 6: Final answer
    x = 66,811.01

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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.