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Finding the Fourth Proportional to 166,362.88, 249,468.72 and 107,576.32

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Solution

The fourth proportional to 166,362.88, 249,468.72 and 107,576.32 is: 161,315.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,362.88 : 249,468.72 = 107,576.32 : x
  2. Step 2: Convert to fraction form
    166,362.88/249,468.72 = 107,576.32/x
  3. Step 3: Cross multiply
    166,362.88x = 249,468.72 × 107,576.32
  4. Step 4: Simplify right side
    166,362.88x = 26,836,926,852.71
  5. Step 5: Solve for x
    x = 26,836,926,852.71/166,362.88
  6. Step 6: Final answer
    x = 161,315.59

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1.5x scale

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.