Home / 43,582.30-60,071.70-30,819.02

Finding the Fourth Proportional to 43,582.30, 60,071.70 and 30,819.02

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Solution

The fourth proportional to 43,582.30, 60,071.70 and 30,819.02 is: 42,479.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,582.30 : 60,071.70 = 30,819.02 : x
  2. Step 2: Convert to fraction form
    43,582.30/60,071.70 = 30,819.02/x
  3. Step 3: Cross multiply
    43,582.30x = 60,071.70 × 30,819.02
  4. Step 4: Simplify right side
    43,582.30x = 1,851,350,923.73
  5. Step 5: Solve for x
    x = 1,851,350,923.73/43,582.30
  6. Step 6: Final answer
    x = 42,479.42

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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.