Home / 74,314.62-111,406.31-56,862.36

Finding the Fourth Proportional to 74,314.62, 111,406.31 and 56,862.36

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Solution

The fourth proportional to 74,314.62, 111,406.31 and 56,862.36 is: 85,243.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,314.62 : 111,406.31 = 56,862.36 : x
  2. Step 2: Convert to fraction form
    74,314.62/111,406.31 = 56,862.36/x
  3. Step 3: Cross multiply
    74,314.62x = 111,406.31 × 56,862.36
  4. Step 4: Simplify right side
    74,314.62x = 6,334,825,705.49
  5. Step 5: Solve for x
    x = 6,334,825,705.49/74,314.62
  6. Step 6: Final answer
    x = 85,243.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.