Home / 49,775.28-68,755.32-37,178.16

Finding the Fourth Proportional to 49,775.28, 68,755.32 and 37,178.16

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Solution

The fourth proportional to 49,775.28, 68,755.32 and 37,178.16 is: 51,354.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,775.28 : 68,755.32 = 37,178.16 : x
  2. Step 2: Convert to fraction form
    49,775.28/68,755.32 = 37,178.16/x
  3. Step 3: Cross multiply
    49,775.28x = 68,755.32 × 37,178.16
  4. Step 4: Simplify right side
    49,775.28x = 2,556,196,287.81
  5. Step 5: Solve for x
    x = 2,556,196,287.81/49,775.28
  6. Step 6: Final answer
    x = 51,354.73

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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.