Home / 186,829.48-257,830.38-106,268.68

Finding the Fourth Proportional to 186,829.48, 257,830.38 and 106,268.68

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Solution

The fourth proportional to 186,829.48, 257,830.38 and 106,268.68 is: 146,654.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,829.48 : 257,830.38 = 106,268.68 : x
  2. Step 2: Convert to fraction form
    186,829.48/257,830.38 = 106,268.68/x
  3. Step 3: Cross multiply
    186,829.48x = 257,830.38 × 106,268.68
  4. Step 4: Simplify right side
    186,829.48x = 27,399,294,146.50
  5. Step 5: Solve for x
    x = 27,399,294,146.50/186,829.48
  6. Step 6: Final answer
    x = 146,654.02

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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.