Home / 41,071.68-56,541.78-39,190.86

Finding the Fourth Proportional to 41,071.68, 56,541.78 and 39,190.86

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Solution

The fourth proportional to 41,071.68, 56,541.78 and 39,190.86 is: 53,952.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,071.68 : 56,541.78 = 39,190.86 : x
  2. Step 2: Convert to fraction form
    41,071.68/56,541.78 = 39,190.86/x
  3. Step 3: Cross multiply
    41,071.68x = 56,541.78 × 39,190.86
  4. Step 4: Simplify right side
    41,071.68x = 2,215,920,984.13
  5. Step 5: Solve for x
    x = 2,215,920,984.13/41,071.68
  6. Step 6: Final answer
    x = 53,952.53

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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.