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Finding the Fourth Proportional to 166,653.84, 249,833.10 and 124,483.01

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Solution

The fourth proportional to 166,653.84, 249,833.10 and 124,483.01 is: 186,614.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,653.84 : 249,833.10 = 124,483.01 : x
  2. Step 2: Convert to fraction form
    166,653.84/249,833.10 = 124,483.01/x
  3. Step 3: Cross multiply
    166,653.84x = 249,833.10 × 124,483.01
  4. Step 4: Simplify right side
    166,653.84x = 31,099,976,285.63
  5. Step 5: Solve for x
    x = 31,099,976,285.63/166,653.84
  6. Step 6: Final answer
    x = 186,614.22

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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.