Home / 166,717.74-249,539.64-109,838.62

Finding the Fourth Proportional to 166,717.74, 249,539.64 and 109,838.62

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Solution

The fourth proportional to 166,717.74, 249,539.64 and 109,838.62 is: 164,404.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,717.74 : 249,539.64 = 109,838.62 : x
  2. Step 2: Convert to fraction form
    166,717.74/249,539.64 = 109,838.62/x
  3. Step 3: Cross multiply
    166,717.74x = 249,539.64 × 109,838.62
  4. Step 4: Simplify right side
    166,717.74x = 27,409,088,189.27
  5. Step 5: Solve for x
    x = 27,409,088,189.27/166,717.74
  6. Step 6: Final answer
    x = 164,404.15

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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.