Home / 165,933.71-248,830.35-91,032.47

Finding the Fourth Proportional to 165,933.71, 248,830.35 and 91,032.47

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Solution

The fourth proportional to 165,933.71, 248,830.35 and 91,032.47 is: 136,510.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,933.71 : 248,830.35 = 91,032.47 : x
  2. Step 2: Convert to fraction form
    165,933.71/248,830.35 = 91,032.47/x
  3. Step 3: Cross multiply
    165,933.71x = 248,830.35 × 91,032.47
  4. Step 4: Simplify right side
    165,933.71x = 22,651,640,127.31
  5. Step 5: Solve for x
    x = 22,651,640,127.31/165,933.71
  6. Step 6: Final answer
    x = 136,510.18

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.