Home / 186,449.26-257,291.13-105,866.23

Finding the Fourth Proportional to 186,449.26, 257,291.13 and 105,866.23

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Solution

The fourth proportional to 186,449.26, 257,291.13 and 105,866.23 is: 146,090.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,449.26 : 257,291.13 = 105,866.23 : x
  2. Step 2: Convert to fraction form
    186,449.26/257,291.13 = 105,866.23/x
  3. Step 3: Cross multiply
    186,449.26x = 257,291.13 × 105,866.23
  4. Step 4: Simplify right side
    186,449.26x = 27,238,441,945.54
  5. Step 5: Solve for x
    x = 27,238,441,945.54/186,449.26
  6. Step 6: Final answer
    x = 146,090.37

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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.