Home / 92,181.48-138,388.94-56,555.26

Finding the Fourth Proportional to 92,181.48, 138,388.94 and 56,555.26

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Solution

The fourth proportional to 92,181.48, 138,388.94 and 56,555.26 is: 84,904.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,181.48 : 138,388.94 = 56,555.26 : x
  2. Step 2: Convert to fraction form
    92,181.48/138,388.94 = 56,555.26/x
  3. Step 3: Cross multiply
    92,181.48x = 138,388.94 × 56,555.26
  4. Step 4: Simplify right side
    92,181.48x = 7,826,622,482.82
  5. Step 5: Solve for x
    x = 7,826,622,482.82/92,181.48
  6. Step 6: Final answer
    x = 84,904.50

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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.