Home / 57,535.02-86,187.63-45,708.84

Finding the Fourth Proportional to 57,535.02, 86,187.63 and 45,708.84

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Solution

The fourth proportional to 57,535.02, 86,187.63 and 45,708.84 is: 68,471.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,535.02 : 86,187.63 = 45,708.84 : x
  2. Step 2: Convert to fraction form
    57,535.02/86,187.63 = 45,708.84/x
  3. Step 3: Cross multiply
    57,535.02x = 86,187.63 × 45,708.84
  4. Step 4: Simplify right side
    57,535.02x = 3,939,536,589.65
  5. Step 5: Solve for x
    x = 3,939,536,589.65/57,535.02
  6. Step 6: Final answer
    x = 68,471.98

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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.