Home / 61,516.31-92,241.65-31,860.59

Finding the Fourth Proportional to 61,516.31, 92,241.65 and 31,860.59

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Solution

The fourth proportional to 61,516.31, 92,241.65 and 31,860.59 is: 47,773.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,516.31 : 92,241.65 = 31,860.59 : x
  2. Step 2: Convert to fraction form
    61,516.31/92,241.65 = 31,860.59/x
  3. Step 3: Cross multiply
    61,516.31x = 92,241.65 × 31,860.59
  4. Step 4: Simplify right side
    61,516.31x = 2,938,872,771.06
  5. Step 5: Solve for x
    x = 2,938,872,771.06/61,516.31
  6. Step 6: Final answer
    x = 47,773.88

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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.