Home / 151,836.93-209,536.07-83,852.01

Finding the Fourth Proportional to 151,836.93, 209,536.07 and 83,852.01

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Solution

The fourth proportional to 151,836.93, 209,536.07 and 83,852.01 is: 115,716.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,836.93 : 209,536.07 = 83,852.01 : x
  2. Step 2: Convert to fraction form
    151,836.93/209,536.07 = 83,852.01/x
  3. Step 3: Cross multiply
    151,836.93x = 209,536.07 × 83,852.01
  4. Step 4: Simplify right side
    151,836.93x = 17,570,020,217.74
  5. Step 5: Solve for x
    x = 17,570,020,217.74/151,836.93
  6. Step 6: Final answer
    x = 115,716.38

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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.