Home / 103,516.54-155,307.60-36,955.18

Finding the Fourth Proportional to 103,516.54, 155,307.60 and 36,955.18

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Solution

The fourth proportional to 103,516.54, 155,307.60 and 36,955.18 is: 55,444.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,516.54 : 155,307.60 = 36,955.18 : x
  2. Step 2: Convert to fraction form
    103,516.54/155,307.60 = 36,955.18/x
  3. Step 3: Cross multiply
    103,516.54x = 155,307.60 × 36,955.18
  4. Step 4: Simplify right side
    103,516.54x = 5,739,420,313.37
  5. Step 5: Solve for x
    x = 5,739,420,313.37/103,516.54
  6. Step 6: Final answer
    x = 55,444.48

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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.