Home / 34,140.81-51,211.18-10,767.25

Finding the Fourth Proportional to 34,140.81, 51,211.18 and 10,767.25

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Solution

The fourth proportional to 34,140.81, 51,211.18 and 10,767.25 is: 16,150.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,140.81 : 51,211.18 = 10,767.25 : x
  2. Step 2: Convert to fraction form
    34,140.81/51,211.18 = 10,767.25/x
  3. Step 3: Cross multiply
    34,140.81x = 51,211.18 × 10,767.25
  4. Step 4: Simplify right side
    34,140.81x = 551,403,577.86
  5. Step 5: Solve for x
    x = 551,403,577.86/34,140.81
  6. Step 6: Final answer
    x = 16,150.86

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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.