Home / 186,835.47-257,839.19-101,957.19

Finding the Fourth Proportional to 186,835.47, 257,839.19 and 101,957.19

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Solution

The fourth proportional to 186,835.47, 257,839.19 and 101,957.19 is: 140,704.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,835.47 : 257,839.19 = 101,957.19 : x
  2. Step 2: Convert to fraction form
    186,835.47/257,839.19 = 101,957.19/x
  3. Step 3: Cross multiply
    186,835.47x = 257,839.19 × 101,957.19
  4. Step 4: Simplify right side
    186,835.47x = 26,288,559,284.28
  5. Step 5: Solve for x
    x = 26,288,559,284.28/186,835.47
  6. Step 6: Final answer
    x = 140,704.33

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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.