Home / 74,450.48-111,686.79-24,521.36

Finding the Fourth Proportional to 74,450.48, 111,686.79 and 24,521.36

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Solution

The fourth proportional to 74,450.48, 111,686.79 and 24,521.36 is: 36,785.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,450.48 : 111,686.79 = 24,521.36 : x
  2. Step 2: Convert to fraction form
    74,450.48/111,686.79 = 24,521.36/x
  3. Step 3: Cross multiply
    74,450.48x = 111,686.79 × 24,521.36
  4. Step 4: Simplify right side
    74,450.48x = 2,738,711,984.83
  5. Step 5: Solve for x
    x = 2,738,711,984.83/74,450.48
  6. Step 6: Final answer
    x = 36,785.69

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.