Home / 246,427.86-340,074.36-139,000.03

Finding the Fourth Proportional to 246,427.86, 340,074.36 and 139,000.03

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Solution

The fourth proportional to 246,427.86, 340,074.36 and 139,000.03 is: 191,822.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,427.86 : 340,074.36 = 139,000.03 : x
  2. Step 2: Convert to fraction form
    246,427.86/340,074.36 = 139,000.03/x
  3. Step 3: Cross multiply
    246,427.86x = 340,074.36 × 139,000.03
  4. Step 4: Simplify right side
    246,427.86x = 47,270,346,242.23
  5. Step 5: Solve for x
    x = 47,270,346,242.23/246,427.86
  6. Step 6: Final answer
    x = 191,822.25

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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.