Home / 49,641.04-74,432.76-20,034.64

Finding the Fourth Proportional to 49,641.04, 74,432.76 and 20,034.64

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Solution

The fourth proportional to 49,641.04, 74,432.76 and 20,034.64 is: 30,040.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,641.04 : 74,432.76 = 20,034.64 : x
  2. Step 2: Convert to fraction form
    49,641.04/74,432.76 = 20,034.64/x
  3. Step 3: Cross multiply
    49,641.04x = 74,432.76 × 20,034.64
  4. Step 4: Simplify right side
    49,641.04x = 1,491,233,550.81
  5. Step 5: Solve for x
    x = 1,491,233,550.81/49,641.04
  6. Step 6: Final answer
    x = 30,040.34

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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.