Home / 166,354.26-249,457.28-47,997.47

Finding the Fourth Proportional to 166,354.26, 249,457.28 and 47,997.47

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Solution

The fourth proportional to 166,354.26, 249,457.28 and 47,997.47 is: 71,974.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,354.26 : 249,457.28 = 47,997.47 : x
  2. Step 2: Convert to fraction form
    166,354.26/249,457.28 = 47,997.47/x
  3. Step 3: Cross multiply
    166,354.26x = 249,457.28 × 47,997.47
  4. Step 4: Simplify right side
    166,354.26x = 11,973,316,825.81
  5. Step 5: Solve for x
    x = 11,973,316,825.81/166,354.26
  6. Step 6: Final answer
    x = 71,974.81

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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.