Home / 103,102.36-154,609.76-36,559.24

Finding the Fourth Proportional to 103,102.36, 154,609.76 and 36,559.24

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Solution

The fourth proportional to 103,102.36, 154,609.76 and 36,559.24 is: 54,823.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,102.36 : 154,609.76 = 36,559.24 : x
  2. Step 2: Convert to fraction form
    103,102.36/154,609.76 = 36,559.24/x
  3. Step 3: Cross multiply
    103,102.36x = 154,609.76 × 36,559.24
  4. Step 4: Simplify right side
    103,102.36x = 5,652,415,322.18
  5. Step 5: Solve for x
    x = 5,652,415,322.18/103,102.36
  6. Step 6: Final answer
    x = 54,823.34

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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.