Home / 166,364.88-249,471.72-107,578.32

Finding the Fourth Proportional to 166,364.88, 249,471.72 and 107,578.32

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Solution

The fourth proportional to 166,364.88, 249,471.72 and 107,578.32 is: 161,318.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,364.88 : 249,471.72 = 107,578.32 : x
  2. Step 2: Convert to fraction form
    166,364.88/249,471.72 = 107,578.32/x
  3. Step 3: Cross multiply
    166,364.88x = 249,471.72 × 107,578.32
  4. Step 4: Simplify right side
    166,364.88x = 26,837,748,525.11
  5. Step 5: Solve for x
    x = 26,837,748,525.11/166,364.88
  6. Step 6: Final answer
    x = 161,318.59

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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.