Home / 52,870.56-72,954.61-30,211.01

Finding the Fourth Proportional to 52,870.56, 72,954.61 and 30,211.01

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Solution

The fourth proportional to 52,870.56, 72,954.61 and 30,211.01 is: 41,687.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,870.56 : 72,954.61 = 30,211.01 : x
  2. Step 2: Convert to fraction form
    52,870.56/72,954.61 = 30,211.01/x
  3. Step 3: Cross multiply
    52,870.56x = 72,954.61 × 30,211.01
  4. Step 4: Simplify right side
    52,870.56x = 2,204,032,285.54
  5. Step 5: Solve for x
    x = 2,204,032,285.54/52,870.56
  6. Step 6: Final answer
    x = 41,687.33

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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.