Home / 211,374.09-317,060.46-53,602.16

Finding the Fourth Proportional to 211,374.09, 317,060.46 and 53,602.16

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Solution

The fourth proportional to 211,374.09, 317,060.46 and 53,602.16 is: 80,403.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,374.09 : 317,060.46 = 53,602.16 : x
  2. Step 2: Convert to fraction form
    211,374.09/317,060.46 = 53,602.16/x
  3. Step 3: Cross multiply
    211,374.09x = 317,060.46 × 53,602.16
  4. Step 4: Simplify right side
    211,374.09x = 16,995,123,921.29
  5. Step 5: Solve for x
    x = 16,995,123,921.29/211,374.09
  6. Step 6: Final answer
    x = 80,403.06

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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.