Home / 166,200.80-249,301.60-66,369.12

Finding the Fourth Proportional to 166,200.80, 249,301.60 and 66,369.12

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Solution

The fourth proportional to 166,200.80, 249,301.60 and 66,369.12 is: 99,553.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,200.80 : 249,301.60 = 66,369.12 : x
  2. Step 2: Convert to fraction form
    166,200.80/249,301.60 = 66,369.12/x
  3. Step 3: Cross multiply
    166,200.80x = 249,301.60 × 66,369.12
  4. Step 4: Simplify right side
    166,200.80x = 16,545,927,806.59
  5. Step 5: Solve for x
    x = 16,545,927,806.59/166,200.80
  6. Step 6: Final answer
    x = 99,553.84

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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.