Home / 148,565.95-204,999.36-84,891.44

Finding the Fourth Proportional to 148,565.95, 204,999.36 and 84,891.44

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Solution

The fourth proportional to 148,565.95, 204,999.36 and 84,891.44 is: 117,137.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,565.95 : 204,999.36 = 84,891.44 : x
  2. Step 2: Convert to fraction form
    148,565.95/204,999.36 = 84,891.44/x
  3. Step 3: Cross multiply
    148,565.95x = 204,999.36 × 84,891.44
  4. Step 4: Simplify right side
    148,565.95x = 17,402,691,063.63
  5. Step 5: Solve for x
    x = 17,402,691,063.63/148,565.95
  6. Step 6: Final answer
    x = 117,137.82

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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.