Home / 186,243.16-257,042.64-104,580.58

Finding the Fourth Proportional to 186,243.16, 257,042.64 and 104,580.58

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Solution

The fourth proportional to 186,243.16, 257,042.64 and 104,580.58 is: 144,336.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,243.16 : 257,042.64 = 104,580.58 : x
  2. Step 2: Convert to fraction form
    186,243.16/257,042.64 = 104,580.58/x
  3. Step 3: Cross multiply
    186,243.16x = 257,042.64 × 104,580.58
  4. Step 4: Simplify right side
    186,243.16x = 26,881,667,090.72
  5. Step 5: Solve for x
    x = 26,881,667,090.72/186,243.16
  6. Step 6: Final answer
    x = 144,336.40

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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.