Home / 45,669.90-68,514.44-19,374.06

Finding the Fourth Proportional to 45,669.90, 68,514.44 and 19,374.06

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Solution

The fourth proportional to 45,669.90, 68,514.44 and 19,374.06 is: 29,065.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,669.90 : 68,514.44 = 19,374.06 : x
  2. Step 2: Convert to fraction form
    45,669.90/68,514.44 = 19,374.06/x
  3. Step 3: Cross multiply
    45,669.90x = 68,514.44 × 19,374.06
  4. Step 4: Simplify right side
    45,669.90x = 1,327,402,774.56
  5. Step 5: Solve for x
    x = 1,327,402,774.56/45,669.90
  6. Step 6: Final answer
    x = 29,065.16

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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.