Home / 166,590.55-249,885.63-54,270.59

Finding the Fourth Proportional to 166,590.55, 249,885.63 and 54,270.59

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Solution

The fourth proportional to 166,590.55, 249,885.63 and 54,270.59 is: 81,405.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,590.55 : 249,885.63 = 54,270.59 : x
  2. Step 2: Convert to fraction form
    166,590.55/249,885.63 = 54,270.59/x
  3. Step 3: Cross multiply
    166,590.55x = 249,885.63 × 54,270.59
  4. Step 4: Simplify right side
    166,590.55x = 13,561,440,572.62
  5. Step 5: Solve for x
    x = 13,561,440,572.62/166,590.55
  6. Step 6: Final answer
    x = 81,405.82

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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.