Home / 40,939.83-56,466.72-28,197.07

Finding the Fourth Proportional to 40,939.83, 56,466.72 and 28,197.07

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Solution

The fourth proportional to 40,939.83, 56,466.72 and 28,197.07 is: 38,891.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,939.83 : 56,466.72 = 28,197.07 : x
  2. Step 2: Convert to fraction form
    40,939.83/56,466.72 = 28,197.07/x
  3. Step 3: Cross multiply
    40,939.83x = 56,466.72 × 28,197.07
  4. Step 4: Simplify right side
    40,939.83x = 1,592,195,915.34
  5. Step 5: Solve for x
    x = 1,592,195,915.34/40,939.83
  6. Step 6: Final answer
    x = 38,891.12

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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.