Home / 103,258.29-154,825.05-46,321.77

Finding the Fourth Proportional to 103,258.29, 154,825.05 and 46,321.77

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Solution

The fourth proportional to 103,258.29, 154,825.05 and 46,321.77 is: 69,454.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,258.29 : 154,825.05 = 46,321.77 : x
  2. Step 2: Convert to fraction form
    103,258.29/154,825.05 = 46,321.77/x
  3. Step 3: Cross multiply
    103,258.29x = 154,825.05 × 46,321.77
  4. Step 4: Simplify right side
    103,258.29x = 7,171,770,356.34
  5. Step 5: Solve for x
    x = 7,171,770,356.34/103,258.29
  6. Step 6: Final answer
    x = 69,454.67

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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.