Home / 166,631.39-249,947.74-40,271.43

Finding the Fourth Proportional to 166,631.39, 249,947.74 and 40,271.43

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Solution

The fourth proportional to 166,631.39, 249,947.74 and 40,271.43 is: 60,407.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,631.39 : 249,947.74 = 40,271.43 : x
  2. Step 2: Convert to fraction form
    166,631.39/249,947.74 = 40,271.43/x
  3. Step 3: Cross multiply
    166,631.39x = 249,947.74 × 40,271.43
  4. Step 4: Simplify right side
    166,631.39x = 10,065,752,814.39
  5. Step 5: Solve for x
    x = 10,065,752,814.39/166,631.39
  6. Step 6: Final answer
    x = 60,407.30

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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.