Home / 166,637.79-249,955.49-66,796.53

Finding the Fourth Proportional to 166,637.79, 249,955.49 and 66,796.53

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Solution

The fourth proportional to 166,637.79, 249,955.49 and 66,796.53 is: 100,194.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,637.79 : 249,955.49 = 66,796.53 : x
  2. Step 2: Convert to fraction form
    166,637.79/249,955.49 = 66,796.53/x
  3. Step 3: Cross multiply
    166,637.79x = 249,955.49 × 66,796.53
  4. Step 4: Simplify right side
    166,637.79x = 16,696,159,052.47
  5. Step 5: Solve for x
    x = 16,696,159,052.47/166,637.79
  6. Step 6: Final answer
    x = 100,194.31

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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.