Home / 186,636.53-257,547.31-106,052.87

Finding the Fourth Proportional to 186,636.53, 257,547.31 and 106,052.87

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Solution

The fourth proportional to 186,636.53, 257,547.31 and 106,052.87 is: 146,346.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,636.53 : 257,547.31 = 106,052.87 : x
  2. Step 2: Convert to fraction form
    186,636.53/257,547.31 = 106,052.87/x
  3. Step 3: Cross multiply
    186,636.53x = 257,547.31 × 106,052.87
  4. Step 4: Simplify right side
    186,636.53x = 27,313,629,833.41
  5. Step 5: Solve for x
    x = 27,313,629,833.41/186,636.53
  6. Step 6: Final answer
    x = 146,346.65

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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.