Home / 56,555.01-78,002.19-41,442.03

Finding the Fourth Proportional to 56,555.01, 78,002.19 and 41,442.03

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Solution

The fourth proportional to 56,555.01, 78,002.19 and 41,442.03 is: 57,157.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,555.01 : 78,002.19 = 41,442.03 : x
  2. Step 2: Convert to fraction form
    56,555.01/78,002.19 = 41,442.03/x
  3. Step 3: Cross multiply
    56,555.01x = 78,002.19 × 41,442.03
  4. Step 4: Simplify right side
    56,555.01x = 3,232,569,098.05
  5. Step 5: Solve for x
    x = 3,232,569,098.05/56,555.01
  6. Step 6: Final answer
    x = 57,157.96

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.