Home / 56,492.22-84,679.20-19,039.34

Finding the Fourth Proportional to 56,492.22, 84,679.20 and 19,039.34

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Solution

The fourth proportional to 56,492.22, 84,679.20 and 19,039.34 is: 28,539.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,492.22 : 84,679.20 = 19,039.34 : x
  2. Step 2: Convert to fraction form
    56,492.22/84,679.20 = 19,039.34/x
  3. Step 3: Cross multiply
    56,492.22x = 84,679.20 × 19,039.34
  4. Step 4: Simplify right side
    56,492.22x = 1,612,236,362.82
  5. Step 5: Solve for x
    x = 1,612,236,362.82/56,492.22
  6. Step 6: Final answer
    x = 28,539.08

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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.