Home / 47,043.65-70,635.54-19,018.44

Finding the Fourth Proportional to 47,043.65, 70,635.54 and 19,018.44

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Solution

The fourth proportional to 47,043.65, 70,635.54 and 19,018.44 is: 28,555.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,043.65 : 70,635.54 = 19,018.44 : x
  2. Step 2: Convert to fraction form
    47,043.65/70,635.54 = 19,018.44/x
  3. Step 3: Cross multiply
    47,043.65x = 70,635.54 × 19,018.44
  4. Step 4: Simplify right side
    47,043.65x = 1,343,377,956.81
  5. Step 5: Solve for x
    x = 1,343,377,956.81/47,043.65
  6. Step 6: Final answer
    x = 28,555.99

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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.