Home / 106,568.19-147,011.03-74,370.33

Finding the Fourth Proportional to 106,568.19, 147,011.03 and 74,370.33

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Solution

The fourth proportional to 106,568.19, 147,011.03 and 74,370.33 is: 102,594.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,568.19 : 147,011.03 = 74,370.33 : x
  2. Step 2: Convert to fraction form
    106,568.19/147,011.03 = 74,370.33/x
  3. Step 3: Cross multiply
    106,568.19x = 147,011.03 × 74,370.33
  4. Step 4: Simplify right side
    106,568.19x = 10,933,258,442.89
  5. Step 5: Solve for x
    x = 10,933,258,442.89/106,568.19
  6. Step 6: Final answer
    x = 102,594.01

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.