Home / 316,670.23-475,054.55-106,357.38

Finding the Fourth Proportional to 316,670.23, 475,054.55 and 106,357.38

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Solution

The fourth proportional to 316,670.23, 475,054.55 and 106,357.38 is: 159,552.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    316,670.23 : 475,054.55 = 106,357.38 : x
  2. Step 2: Convert to fraction form
    316,670.23/475,054.55 = 106,357.38/x
  3. Step 3: Cross multiply
    316,670.23x = 475,054.55 × 106,357.38
  4. Step 4: Simplify right side
    316,670.23x = 50,525,556,417.64
  5. Step 5: Solve for x
    x = 50,525,556,417.64/316,670.23
  6. Step 6: Final answer
    x = 159,552.59

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.