Home / 166,209.08-249,165.62-61,003.64

Finding the Fourth Proportional to 166,209.08, 249,165.62 and 61,003.64

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Solution

The fourth proportional to 166,209.08, 249,165.62 and 61,003.64 is: 91,451.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,209.08 : 249,165.62 = 61,003.64 : x
  2. Step 2: Convert to fraction form
    166,209.08/249,165.62 = 61,003.64/x
  3. Step 3: Cross multiply
    166,209.08x = 249,165.62 × 61,003.64
  4. Step 4: Simplify right side
    166,209.08x = 15,200,009,782.86
  5. Step 5: Solve for x
    x = 15,200,009,782.86/166,209.08
  6. Step 6: Final answer
    x = 91,451.14

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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.