Home / 57,817.60-86,684.36-39,051.12

Finding the Fourth Proportional to 57,817.60, 86,684.36 and 39,051.12

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Solution

The fourth proportional to 57,817.60, 86,684.36 and 39,051.12 is: 58,548.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,817.60 : 86,684.36 = 39,051.12 : x
  2. Step 2: Convert to fraction form
    57,817.60/86,684.36 = 39,051.12/x
  3. Step 3: Cross multiply
    57,817.60x = 86,684.36 × 39,051.12
  4. Step 4: Simplify right side
    57,817.60x = 3,385,121,344.48
  5. Step 5: Solve for x
    x = 3,385,121,344.48/57,817.60
  6. Step 6: Final answer
    x = 58,548.29

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1.5x scale

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.