Home / 166,027.62-249,040.71-71,249.70

Finding the Fourth Proportional to 166,027.62, 249,040.71 and 71,249.70

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Solution

The fourth proportional to 166,027.62, 249,040.71 and 71,249.70 is: 106,874.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,027.62 : 249,040.71 = 71,249.70 : x
  2. Step 2: Convert to fraction form
    166,027.62/249,040.71 = 71,249.70/x
  3. Step 3: Cross multiply
    166,027.62x = 249,040.71 × 71,249.70
  4. Step 4: Simplify right side
    166,027.62x = 17,744,075,875.29
  5. Step 5: Solve for x
    x = 17,744,075,875.29/166,027.62
  6. Step 6: Final answer
    x = 106,874.24

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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.