Home / 186,868.47-257,884.50-106,293.93

Finding the Fourth Proportional to 186,868.47, 257,884.50 and 106,293.93

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Solution

The fourth proportional to 186,868.47, 257,884.50 and 106,293.93 is: 146,689.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,868.47 : 257,884.50 = 106,293.93 : x
  2. Step 2: Convert to fraction form
    186,868.47/257,884.50 = 106,293.93/x
  3. Step 3: Cross multiply
    186,868.47x = 257,884.50 × 106,293.93
  4. Step 4: Simplify right side
    186,868.47x = 27,411,556,991.09
  5. Step 5: Solve for x
    x = 27,411,556,991.09/186,868.47
  6. Step 6: Final answer
    x = 146,689.04

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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.