Home / 186,368.36-257,101.75-109,835.33

Finding the Fourth Proportional to 186,368.36, 257,101.75 and 109,835.33

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Solution

The fourth proportional to 186,368.36, 257,101.75 and 109,835.33 is: 151,521.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,368.36 : 257,101.75 = 109,835.33 : x
  2. Step 2: Convert to fraction form
    186,368.36/257,101.75 = 109,835.33/x
  3. Step 3: Cross multiply
    186,368.36x = 257,101.75 × 109,835.33
  4. Step 4: Simplify right side
    186,368.36x = 28,238,855,554.83
  5. Step 5: Solve for x
    x = 28,238,855,554.83/186,368.36
  6. Step 6: Final answer
    x = 151,521.73

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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.