Home / 148,780.86-205,258.23-95,051.94

Finding the Fourth Proportional to 148,780.86, 205,258.23 and 95,051.94

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Solution

The fourth proportional to 148,780.86, 205,258.23 and 95,051.94 is: 131,133.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,780.86 : 205,258.23 = 95,051.94 : x
  2. Step 2: Convert to fraction form
    148,780.86/205,258.23 = 95,051.94/x
  3. Step 3: Cross multiply
    148,780.86x = 205,258.23 × 95,051.94
  4. Step 4: Simplify right side
    148,780.86x = 19,510,192,962.47
  5. Step 5: Solve for x
    x = 19,510,192,962.47/148,780.86
  6. Step 6: Final answer
    x = 131,133.76

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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.