Home / 106,166.41-146,513.55-58,421.77

Finding the Fourth Proportional to 106,166.41, 146,513.55 and 58,421.77

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Solution

The fourth proportional to 106,166.41, 146,513.55 and 58,421.77 is: 80,624.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,166.41 : 146,513.55 = 58,421.77 : x
  2. Step 2: Convert to fraction form
    106,166.41/146,513.55 = 58,421.77/x
  3. Step 3: Cross multiply
    106,166.41x = 146,513.55 × 58,421.77
  4. Step 4: Simplify right side
    106,166.41x = 8,559,580,919.98
  5. Step 5: Solve for x
    x = 8,559,580,919.98/106,166.41
  6. Step 6: Final answer
    x = 80,624.19

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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.