Home / 166,291.40-249,437.10-148,665.80

Finding the Fourth Proportional to 166,291.40, 249,437.10 and 148,665.80

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Solution

The fourth proportional to 166,291.40, 249,437.10 and 148,665.80 is: 222,998.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,291.40 : 249,437.10 = 148,665.80 : x
  2. Step 2: Convert to fraction form
    166,291.40/249,437.10 = 148,665.80/x
  3. Step 3: Cross multiply
    166,291.40x = 249,437.10 × 148,665.80
  4. Step 4: Simplify right side
    166,291.40x = 37,082,766,021.18
  5. Step 5: Solve for x
    x = 37,082,766,021.18/166,291.40
  6. Step 6: Final answer
    x = 222,998.70

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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.