Home / 106,055.91-146,357.79-58,309.65

Finding the Fourth Proportional to 106,055.91, 146,357.79 and 58,309.65

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Solution

The fourth proportional to 106,055.91, 146,357.79 and 58,309.65 is: 80,467.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,055.91 : 146,357.79 = 58,309.65 : x
  2. Step 2: Convert to fraction form
    106,055.91/146,357.79 = 58,309.65/x
  3. Step 3: Cross multiply
    106,055.91x = 146,357.79 × 58,309.65
  4. Step 4: Simplify right side
    106,055.91x = 8,534,071,509.67
  5. Step 5: Solve for x
    x = 8,534,071,509.67/106,055.91
  6. Step 6: Final answer
    x = 80,467.67

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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.