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Finding the Fourth Proportional to 151,348.83, 208,853.67 and 83,364.34

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Solution

The fourth proportional to 151,348.83, 208,853.67 and 83,364.34 is: 115,038.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,348.83 : 208,853.67 = 83,364.34 : x
  2. Step 2: Convert to fraction form
    151,348.83/208,853.67 = 83,364.34/x
  3. Step 3: Cross multiply
    151,348.83x = 208,853.67 × 83,364.34
  4. Step 4: Simplify right side
    151,348.83x = 17,410,947,417.17
  5. Step 5: Solve for x
    x = 17,410,947,417.17/151,348.83
  6. Step 6: Final answer
    x = 115,038.54

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.