Home / 166,986.74-249,888.82-103,836.60

Finding the Fourth Proportional to 166,986.74, 249,888.82 and 103,836.60

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Solution

The fourth proportional to 166,986.74, 249,888.82 and 103,836.60 is: 155,387.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,986.74 : 249,888.82 = 103,836.60 : x
  2. Step 2: Convert to fraction form
    166,986.74/249,888.82 = 103,836.60/x
  3. Step 3: Cross multiply
    166,986.74x = 249,888.82 × 103,836.60
  4. Step 4: Simplify right side
    166,986.74x = 25,947,605,446.81
  5. Step 5: Solve for x
    x = 25,947,605,446.81/166,986.74
  6. Step 6: Final answer
    x = 155,387.22

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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.