Home / 166,513.14-249,753.31-54,188.82

Finding the Fourth Proportional to 166,513.14, 249,753.31 and 54,188.82

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Solution

The fourth proportional to 166,513.14, 249,753.31 and 54,188.82 is: 81,277.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,513.14 : 249,753.31 = 54,188.82 : x
  2. Step 2: Convert to fraction form
    166,513.14/249,753.31 = 54,188.82/x
  3. Step 3: Cross multiply
    166,513.14x = 249,753.31 × 54,188.82
  4. Step 4: Simplify right side
    166,513.14x = 13,533,837,024.52
  5. Step 5: Solve for x
    x = 13,533,837,024.52/166,513.14
  6. Step 6: Final answer
    x = 81,277.89

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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.