Home / 55,774.82-76,999.24-43,000.01

Finding the Fourth Proportional to 55,774.82, 76,999.24 and 43,000.01

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Solution

The fourth proportional to 55,774.82, 76,999.24 and 43,000.01 is: 59,363.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,774.82 : 76,999.24 = 43,000.01 : x
  2. Step 2: Convert to fraction form
    55,774.82/76,999.24 = 43,000.01/x
  3. Step 3: Cross multiply
    55,774.82x = 76,999.24 × 43,000.01
  4. Step 4: Simplify right side
    55,774.82x = 3,310,968,047.49
  5. Step 5: Solve for x
    x = 3,310,968,047.49/55,774.82
  6. Step 6: Final answer
    x = 59,363.13

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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.