Home / 45,354.26-68,030.14-12,074.62

Finding the Fourth Proportional to 45,354.26, 68,030.14 and 12,074.62

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Solution

The fourth proportional to 45,354.26, 68,030.14 and 12,074.62 is: 18,111.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,354.26 : 68,030.14 = 12,074.62 : x
  2. Step 2: Convert to fraction form
    45,354.26/68,030.14 = 12,074.62/x
  3. Step 3: Cross multiply
    45,354.26x = 68,030.14 × 12,074.62
  4. Step 4: Simplify right side
    45,354.26x = 821,437,748.90
  5. Step 5: Solve for x
    x = 821,437,748.90/45,354.26
  6. Step 6: Final answer
    x = 18,111.59

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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.