Home / 166,777.49-249,956.65-119,144.63

Finding the Fourth Proportional to 166,777.49, 249,956.65 and 119,144.63

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Solution

The fourth proportional to 166,777.49, 249,956.65 and 119,144.63 is: 178,567.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,777.49 : 249,956.65 = 119,144.63 : x
  2. Step 2: Convert to fraction form
    166,777.49/249,956.65 = 119,144.63/x
  3. Step 3: Cross multiply
    166,777.49x = 249,956.65 × 119,144.63
  4. Step 4: Simplify right side
    166,777.49x = 29,780,992,580.29
  5. Step 5: Solve for x
    x = 29,780,992,580.29/166,777.49
  6. Step 6: Final answer
    x = 178,567.22

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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.