Home / 85,933.10-118,588.93-47,693.41

Finding the Fourth Proportional to 85,933.10, 118,588.93 and 47,693.41

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Solution

The fourth proportional to 85,933.10, 118,588.93 and 47,693.41 is: 65,817.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,933.10 : 118,588.93 = 47,693.41 : x
  2. Step 2: Convert to fraction form
    85,933.10/118,588.93 = 47,693.41/x
  3. Step 3: Cross multiply
    85,933.10x = 118,588.93 × 47,693.41
  4. Step 4: Simplify right side
    85,933.10x = 5,655,910,044.25
  5. Step 5: Solve for x
    x = 5,655,910,044.25/85,933.10
  6. Step 6: Final answer
    x = 65,817.59

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.