Home / 47,308.43-70,950.54-14,020.72

Finding the Fourth Proportional to 47,308.43, 70,950.54 and 14,020.72

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Solution

The fourth proportional to 47,308.43, 70,950.54 and 14,020.72 is: 21,027.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,308.43 : 70,950.54 = 14,020.72 : x
  2. Step 2: Convert to fraction form
    47,308.43/70,950.54 = 14,020.72/x
  3. Step 3: Cross multiply
    47,308.43x = 70,950.54 × 14,020.72
  4. Step 4: Simplify right side
    47,308.43x = 994,777,655.19
  5. Step 5: Solve for x
    x = 994,777,655.19/47,308.43
  6. Step 6: Final answer
    x = 21,027.49

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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.