Home / 413,157-619,839.18-117,669

Finding the Fourth Proportional to 413,157, 619,839.18 and 117,669

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Solution

The fourth proportional to 413,157, 619,839.18 and 117,669 is: 176,533.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    413,157 : 619,839.18 = 117,669 : x
  2. Step 2: Convert to fraction form
    413,157/619,839.18 = 117,669/x
  3. Step 3: Cross multiply
    413,157x = 619,839.18 × 117,669
  4. Step 4: Simplify right side
    413,157x = 72,935,856,471.42
  5. Step 5: Solve for x
    x = 72,935,856,471.42/413,157
  6. Step 6: Final answer
    x = 176,533.03

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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.