Home / 151,184.71-208,634.93-83,201.66

Finding the Fourth Proportional to 151,184.71, 208,634.93 and 83,201.66

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Solution

The fourth proportional to 151,184.71, 208,634.93 and 83,201.66 is: 114,818.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,184.71 : 208,634.93 = 83,201.66 : x
  2. Step 2: Convert to fraction form
    151,184.71/208,634.93 = 83,201.66/x
  3. Step 3: Cross multiply
    151,184.71x = 208,634.93 × 83,201.66
  4. Step 4: Simplify right side
    151,184.71x = 17,358,773,239.58
  5. Step 5: Solve for x
    x = 17,358,773,239.58/151,184.71
  6. Step 6: Final answer
    x = 114,818.31

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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.