Home / 148,479.93-221,904.31-108,582.67

Finding the Fourth Proportional to 148,479.93, 221,904.31 and 108,582.67

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Solution

The fourth proportional to 148,479.93, 221,904.31 and 108,582.67 is: 162,277.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,479.93 : 221,904.31 = 108,582.67 : x
  2. Step 2: Convert to fraction form
    148,479.93/221,904.31 = 108,582.67/x
  3. Step 3: Cross multiply
    148,479.93x = 221,904.31 × 108,582.67
  4. Step 4: Simplify right side
    148,479.93x = 24,094,962,464.31
  5. Step 5: Solve for x
    x = 24,094,962,464.31/148,479.93
  6. Step 6: Final answer
    x = 162,277.57

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.