Home / 106,302.89-146,698.38-58,556.12

Finding the Fourth Proportional to 106,302.89, 146,698.38 and 58,556.12

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Solution

The fourth proportional to 106,302.89, 146,698.38 and 58,556.12 is: 80,807.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,302.89 : 146,698.38 = 58,556.12 : x
  2. Step 2: Convert to fraction form
    106,302.89/146,698.38 = 58,556.12/x
  3. Step 3: Cross multiply
    106,302.89x = 146,698.38 × 58,556.12
  4. Step 4: Simplify right side
    106,302.89x = 8,590,088,529.42
  5. Step 5: Solve for x
    x = 8,590,088,529.42/106,302.89
  6. Step 6: Final answer
    x = 80,807.67

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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.