Home / 57,740.14-86,690.76-29,683.99

Finding the Fourth Proportional to 57,740.14, 86,690.76 and 29,683.99

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Solution

The fourth proportional to 57,740.14, 86,690.76 and 29,683.99 is: 44,567.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,740.14 : 86,690.76 = 29,683.99 : x
  2. Step 2: Convert to fraction form
    57,740.14/86,690.76 = 29,683.99/x
  3. Step 3: Cross multiply
    57,740.14x = 86,690.76 × 29,683.99
  4. Step 4: Simplify right side
    57,740.14x = 2,573,327,652.93
  5. Step 5: Solve for x
    x = 2,573,327,652.93/57,740.14
  6. Step 6: Final answer
    x = 44,567.40

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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.