Home / 106,396.36-159,588.39-38,973.89

Finding the Fourth Proportional to 106,396.36, 159,588.39 and 38,973.89

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Solution

The fourth proportional to 106,396.36, 159,588.39 and 38,973.89 is: 58,458.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,396.36 : 159,588.39 = 38,973.89 : x
  2. Step 2: Convert to fraction form
    106,396.36/159,588.39 = 38,973.89/x
  3. Step 3: Cross multiply
    106,396.36x = 159,588.39 × 38,973.89
  4. Step 4: Simplify right side
    106,396.36x = 6,219,779,559.20
  5. Step 5: Solve for x
    x = 6,219,779,559.20/106,396.36
  6. Step 6: Final answer
    x = 58,458.57

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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.