Home / 43,325.31-64,987.98-15,623.31

Finding the Fourth Proportional to 43,325.31, 64,987.98 and 15,623.31

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Solution

The fourth proportional to 43,325.31, 64,987.98 and 15,623.31 is: 23,434.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,325.31 : 64,987.98 = 15,623.31 : x
  2. Step 2: Convert to fraction form
    43,325.31/64,987.98 = 15,623.31/x
  3. Step 3: Cross multiply
    43,325.31x = 64,987.98 × 15,623.31
  4. Step 4: Simplify right side
    43,325.31x = 1,015,327,357.81
  5. Step 5: Solve for x
    x = 1,015,327,357.81/43,325.31
  6. Step 6: Final answer
    x = 23,434.97

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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.