Home / 45,659.18-68,494.23-19,360.50

Finding the Fourth Proportional to 45,659.18, 68,494.23 and 19,360.50

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Solution

The fourth proportional to 45,659.18, 68,494.23 and 19,360.50 is: 29,043.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,659.18 : 68,494.23 = 19,360.50 : x
  2. Step 2: Convert to fraction form
    45,659.18/68,494.23 = 19,360.50/x
  3. Step 3: Cross multiply
    45,659.18x = 68,494.23 × 19,360.50
  4. Step 4: Simplify right side
    45,659.18x = 1,326,082,539.92
  5. Step 5: Solve for x
    x = 1,326,082,539.92/45,659.18
  6. Step 6: Final answer
    x = 29,043.07

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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.