Home / 52,365.11-72,261.68-28,491.89

Finding the Fourth Proportional to 52,365.11, 72,261.68 and 28,491.89

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Solution

The fourth proportional to 52,365.11, 72,261.68 and 28,491.89 is: 39,317.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,365.11 : 72,261.68 = 28,491.89 : x
  2. Step 2: Convert to fraction form
    52,365.11/72,261.68 = 28,491.89/x
  3. Step 3: Cross multiply
    52,365.11x = 72,261.68 × 28,491.89
  4. Step 4: Simplify right side
    52,365.11x = 2,058,871,334.01
  5. Step 5: Solve for x
    x = 2,058,871,334.01/52,365.11
  6. Step 6: Final answer
    x = 39,317.62

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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.