Home / 166,024.30-248,808.02-71,140.90

Finding the Fourth Proportional to 166,024.30, 248,808.02 and 71,140.90

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Solution

The fourth proportional to 166,024.30, 248,808.02 and 71,140.90 is: 106,613.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,024.30 : 248,808.02 = 71,140.90 : x
  2. Step 2: Convert to fraction form
    166,024.30/248,808.02 = 71,140.90/x
  3. Step 3: Cross multiply
    166,024.30x = 248,808.02 × 71,140.90
  4. Step 4: Simplify right side
    166,024.30x = 17,700,426,025.85
  5. Step 5: Solve for x
    x = 17,700,426,025.85/166,024.30
  6. Step 6: Final answer
    x = 106,613.47

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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.