Home / 106,361.64-146,776.86-58,613.76

Finding the Fourth Proportional to 106,361.64, 146,776.86 and 58,613.76

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Solution

The fourth proportional to 106,361.64, 146,776.86 and 58,613.76 is: 80,885.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,361.64 : 146,776.86 = 58,613.76 : x
  2. Step 2: Convert to fraction form
    106,361.64/146,776.86 = 58,613.76/x
  3. Step 3: Cross multiply
    106,361.64x = 146,776.86 × 58,613.76
  4. Step 4: Simplify right side
    106,361.64x = 8,603,143,645.59
  5. Step 5: Solve for x
    x = 8,603,143,645.59/106,361.64
  6. Step 6: Final answer
    x = 80,885.77

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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.