Home / 211,867.64-317,802.02-51,944.30

Finding the Fourth Proportional to 211,867.64, 317,802.02 and 51,944.30

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Solution

The fourth proportional to 211,867.64, 317,802.02 and 51,944.30 is: 77,916.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,867.64 : 317,802.02 = 51,944.30 : x
  2. Step 2: Convert to fraction form
    211,867.64/317,802.02 = 51,944.30/x
  3. Step 3: Cross multiply
    211,867.64x = 317,802.02 × 51,944.30
  4. Step 4: Simplify right side
    211,867.64x = 16,508,003,467.49
  5. Step 5: Solve for x
    x = 16,508,003,467.49/211,867.64
  6. Step 6: Final answer
    x = 77,916.59

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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.