Home / 166,495.20-249,742.80-73,000.95

Finding the Fourth Proportional to 166,495.20, 249,742.80 and 73,000.95

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Solution

The fourth proportional to 166,495.20, 249,742.80 and 73,000.95 is: 109,501.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,495.20 : 249,742.80 = 73,000.95 : x
  2. Step 2: Convert to fraction form
    166,495.20/249,742.80 = 73,000.95/x
  3. Step 3: Cross multiply
    166,495.20x = 249,742.80 × 73,000.95
  4. Step 4: Simplify right side
    166,495.20x = 18,231,461,655.66
  5. Step 5: Solve for x
    x = 18,231,461,655.66/166,495.20
  6. Step 6: Final answer
    x = 109,501.43

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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.