Home / 166,646.23-249,969.33-91,727.80

Finding the Fourth Proportional to 166,646.23, 249,969.33 and 91,727.80

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Solution

The fourth proportional to 166,646.23, 249,969.33 and 91,727.80 is: 137,591.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,646.23 : 249,969.33 = 91,727.80 : x
  2. Step 2: Convert to fraction form
    166,646.23/249,969.33 = 91,727.80/x
  3. Step 3: Cross multiply
    166,646.23x = 249,969.33 × 91,727.80
  4. Step 4: Simplify right side
    166,646.23x = 22,929,136,083.45
  5. Step 5: Solve for x
    x = 22,929,136,083.45/166,646.23
  6. Step 6: Final answer
    x = 137,591.69

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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.