Home / 67,620.12-93,314.88-37,403.04

Finding the Fourth Proportional to 67,620.12, 93,314.88 and 37,403.04

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Solution

The fourth proportional to 67,620.12, 93,314.88 and 37,403.04 is: 51,615.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,620.12 : 93,314.88 = 37,403.04 : x
  2. Step 2: Convert to fraction form
    67,620.12/93,314.88 = 37,403.04/x
  3. Step 3: Cross multiply
    67,620.12x = 93,314.88 × 37,403.04
  4. Step 4: Simplify right side
    67,620.12x = 3,490,260,189.24
  5. Step 5: Solve for x
    x = 3,490,260,189.24/67,620.12
  6. Step 6: Final answer
    x = 51,615.71

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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.