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Finding the Fourth Proportional to 166,499.48, 249,501.80 and 99,861.59

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Solution

The fourth proportional to 166,499.48, 249,501.80 and 99,861.59 is: 149,643.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,499.48 : 249,501.80 = 99,861.59 : x
  2. Step 2: Convert to fraction form
    166,499.48/249,501.80 = 99,861.59/x
  3. Step 3: Cross multiply
    166,499.48x = 249,501.80 × 99,861.59
  4. Step 4: Simplify right side
    166,499.48x = 24,915,644,709.05
  5. Step 5: Solve for x
    x = 24,915,644,709.05/166,499.48
  6. Step 6: Final answer
    x = 149,643.98

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.