Home / 151,348.41-208,858.91-83,364.03

Finding the Fourth Proportional to 151,348.41, 208,858.91 and 83,364.03

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Solution

The fourth proportional to 151,348.41, 208,858.91 and 83,364.03 is: 115,041.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,348.41 : 208,858.91 = 83,364.03 : x
  2. Step 2: Convert to fraction form
    151,348.41/208,858.91 = 83,364.03/x
  3. Step 3: Cross multiply
    151,348.41x = 208,858.91 × 83,364.03
  4. Step 4: Simplify right side
    151,348.41x = 17,411,320,022.19
  5. Step 5: Solve for x
    x = 17,411,320,022.19/151,348.41
  6. Step 6: Final answer
    x = 115,041.31

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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.