Home / 55,315.64-82,973.91-15,874.01

Finding the Fourth Proportional to 55,315.64, 82,973.91 and 15,874.01

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Solution

The fourth proportional to 55,315.64, 82,973.91 and 15,874.01 is: 23,811.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,315.64 : 82,973.91 = 15,874.01 : x
  2. Step 2: Convert to fraction form
    55,315.64/82,973.91 = 15,874.01/x
  3. Step 3: Cross multiply
    55,315.64x = 82,973.91 × 15,874.01
  4. Step 4: Simplify right side
    55,315.64x = 1,317,128,262.21
  5. Step 5: Solve for x
    x = 1,317,128,262.21/55,315.64
  6. Step 6: Final answer
    x = 23,811.14

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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.