Home / 82,990.93-114,537.15-47,186.29

Finding the Fourth Proportional to 82,990.93, 114,537.15 and 47,186.29

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Solution

The fourth proportional to 82,990.93, 114,537.15 and 47,186.29 is: 65,122.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,990.93 : 114,537.15 = 47,186.29 : x
  2. Step 2: Convert to fraction form
    82,990.93/114,537.15 = 47,186.29/x
  3. Step 3: Cross multiply
    82,990.93x = 114,537.15 × 47,186.29
  4. Step 4: Simplify right side
    82,990.93x = 5,404,583,175.67
  5. Step 5: Solve for x
    x = 5,404,583,175.67/82,990.93
  6. Step 6: Final answer
    x = 65,122.58

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1.5x scale

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.