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Finding the Fourth Proportional to 166,297.69, 249,291.01 and 61,088.41

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Solution

The fourth proportional to 166,297.69, 249,291.01 and 61,088.41 is: 91,575.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,297.69 : 249,291.01 = 61,088.41 : x
  2. Step 2: Convert to fraction form
    166,297.69/249,291.01 = 61,088.41/x
  3. Step 3: Cross multiply
    166,297.69x = 249,291.01 × 61,088.41
  4. Step 4: Simplify right side
    166,297.69x = 15,228,791,428.19
  5. Step 5: Solve for x
    x = 15,228,791,428.19/166,297.69
  6. Step 6: Final answer
    x = 91,575.48

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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.