Home / 166,477.83-249,719.07-54,158.64

Finding the Fourth Proportional to 166,477.83, 249,719.07 and 54,158.64

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Solution

The fourth proportional to 166,477.83, 249,719.07 and 54,158.64 is: 81,238.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,477.83 : 249,719.07 = 54,158.64 : x
  2. Step 2: Convert to fraction form
    166,477.83/249,719.07 = 54,158.64/x
  3. Step 3: Cross multiply
    166,477.83x = 249,719.07 × 54,158.64
  4. Step 4: Simplify right side
    166,477.83x = 13,524,445,213.26
  5. Step 5: Solve for x
    x = 13,524,445,213.26/166,477.83
  6. Step 6: Final answer
    x = 81,238.72

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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.