Home / 29,148.90-43,723.35-9,441.60

Finding the Fourth Proportional to 29,148.90, 43,723.35 and 9,441.60

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Solution

The fourth proportional to 29,148.90, 43,723.35 and 9,441.60 is: 14,162.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,148.90 : 43,723.35 = 9,441.60 : x
  2. Step 2: Convert to fraction form
    29,148.90/43,723.35 = 9,441.60/x
  3. Step 3: Cross multiply
    29,148.90x = 43,723.35 × 9,441.60
  4. Step 4: Simplify right side
    29,148.90x = 412,818,381.36
  5. Step 5: Solve for x
    x = 412,818,381.36/29,148.90
  6. Step 6: Final answer
    x = 14,162.40

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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.