Home / 166,541.55-249,810-40,180.72

Finding the Fourth Proportional to 166,541.55, 249,810 and 40,180.72

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Solution

The fourth proportional to 166,541.55, 249,810 and 40,180.72 is: 60,270.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,541.55 : 249,810 = 40,180.72 : x
  2. Step 2: Convert to fraction form
    166,541.55/249,810 = 40,180.72/x
  3. Step 3: Cross multiply
    166,541.55x = 249,810 × 40,180.72
  4. Step 4: Simplify right side
    166,541.55x = 10,037,545,663.20
  5. Step 5: Solve for x
    x = 10,037,545,663.20/166,541.55
  6. Step 6: Final answer
    x = 60,270.52

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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.