Home / 52,372.18-72,261.01-30,862.81

Finding the Fourth Proportional to 52,372.18, 72,261.01 and 30,862.81

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Solution

The fourth proportional to 52,372.18, 72,261.01 and 30,862.81 is: 42,583.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,372.18 : 72,261.01 = 30,862.81 : x
  2. Step 2: Convert to fraction form
    52,372.18/72,261.01 = 30,862.81/x
  3. Step 3: Cross multiply
    52,372.18x = 72,261.01 × 30,862.81
  4. Step 4: Simplify right side
    52,372.18x = 2,230,177,822.04
  5. Step 5: Solve for x
    x = 2,230,177,822.04/52,372.18
  6. Step 6: Final answer
    x = 42,583.25

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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.