Home / 106,765.04-147,334.20-64,346.96

Finding the Fourth Proportional to 106,765.04, 147,334.20 and 64,346.96

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Solution

The fourth proportional to 106,765.04, 147,334.20 and 64,346.96 is: 88,797.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,765.04 : 147,334.20 = 64,346.96 : x
  2. Step 2: Convert to fraction form
    106,765.04/147,334.20 = 64,346.96/x
  3. Step 3: Cross multiply
    106,765.04x = 147,334.20 × 64,346.96
  4. Step 4: Simplify right side
    106,765.04x = 9,480,507,874.03
  5. Step 5: Solve for x
    x = 9,480,507,874.03/106,765.04
  6. Step 6: Final answer
    x = 88,797.87

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1.5x scale

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.