Home / 75,570.72-104,302.51-43,327.00

Finding the Fourth Proportional to 75,570.72, 104,302.51 and 43,327.00

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Solution

The fourth proportional to 75,570.72, 104,302.51 and 43,327.00 is: 59,799.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,570.72 : 104,302.51 = 43,327.00 : x
  2. Step 2: Convert to fraction form
    75,570.72/104,302.51 = 43,327.00/x
  3. Step 3: Cross multiply
    75,570.72x = 104,302.51 × 43,327.00
  4. Step 4: Simplify right side
    75,570.72x = 4,519,114,994.69
  5. Step 5: Solve for x
    x = 4,519,114,994.69/75,570.72
  6. Step 6: Final answer
    x = 59,799.81

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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.