Home / 286,933.12-430,451.92-94,818.53

Finding the Fourth Proportional to 286,933.12, 430,451.92 and 94,818.53

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Solution

The fourth proportional to 286,933.12, 430,451.92 and 94,818.53 is: 142,245.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    286,933.12 : 430,451.92 = 94,818.53 : x
  2. Step 2: Convert to fraction form
    286,933.12/430,451.92 = 94,818.53/x
  3. Step 3: Cross multiply
    286,933.12x = 430,451.92 × 94,818.53
  4. Step 4: Simplify right side
    286,933.12x = 40,814,819,484.73
  5. Step 5: Solve for x
    x = 40,814,819,484.73/286,933.12
  6. Step 6: Final answer
    x = 142,245.06

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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.