Home / 92,997.05-139,513.53-39,688.25

Finding the Fourth Proportional to 92,997.05, 139,513.53 and 39,688.25

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Solution

The fourth proportional to 92,997.05, 139,513.53 and 39,688.25 is: 59,540.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,997.05 : 139,513.53 = 39,688.25 : x
  2. Step 2: Convert to fraction form
    92,997.05/139,513.53 = 39,688.25/x
  3. Step 3: Cross multiply
    92,997.05x = 139,513.53 × 39,688.25
  4. Step 4: Simplify right side
    92,997.05x = 5,537,047,608.22
  5. Step 5: Solve for x
    x = 5,537,047,608.22/92,997.05
  6. Step 6: Final answer
    x = 59,540.04

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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.