Home / 106,385.04-146,804.68-58,635.76

Finding the Fourth Proportional to 106,385.04, 146,804.68 and 58,635.76

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Solution

The fourth proportional to 106,385.04, 146,804.68 and 58,635.76 is: 80,913.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,385.04 : 146,804.68 = 58,635.76 : x
  2. Step 2: Convert to fraction form
    106,385.04/146,804.68 = 58,635.76/x
  3. Step 3: Cross multiply
    106,385.04x = 146,804.68 × 58,635.76
  4. Step 4: Simplify right side
    106,385.04x = 8,608,003,983.36
  5. Step 5: Solve for x
    x = 8,608,003,983.36/106,385.04
  6. Step 6: Final answer
    x = 80,913.67

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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.