Home / 186,743.88-257,696.10-106,160.22

Finding the Fourth Proportional to 186,743.88, 257,696.10 and 106,160.22

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Solution

The fourth proportional to 186,743.88, 257,696.10 and 106,160.22 is: 146,495.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,743.88 : 257,696.10 = 106,160.22 : x
  2. Step 2: Convert to fraction form
    186,743.88/257,696.10 = 106,160.22/x
  3. Step 3: Cross multiply
    186,743.88x = 257,696.10 × 106,160.22
  4. Step 4: Simplify right side
    186,743.88x = 27,357,074,669.14
  5. Step 5: Solve for x
    x = 27,357,074,669.14/186,743.88
  6. Step 6: Final answer
    x = 146,495.16

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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.