Home / 166,463.11-249,719.53-61,274.08

Finding the Fourth Proportional to 166,463.11, 249,719.53 and 61,274.08

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Solution

The fourth proportional to 166,463.11, 249,719.53 and 61,274.08 is: 91,920.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,463.11 : 249,719.53 = 61,274.08 : x
  2. Step 2: Convert to fraction form
    166,463.11/249,719.53 = 61,274.08/x
  3. Step 3: Cross multiply
    166,463.11x = 249,719.53 × 61,274.08
  4. Step 4: Simplify right side
    166,463.11x = 15,301,334,458.78
  5. Step 5: Solve for x
    x = 15,301,334,458.78/166,463.11
  6. Step 6: Final answer
    x = 91,920.27

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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.