Home / 57,598.13-79,516.26-40,423.35

Finding the Fourth Proportional to 57,598.13, 79,516.26 and 40,423.35

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Solution

The fourth proportional to 57,598.13, 79,516.26 and 40,423.35 is: 55,805.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,598.13 : 79,516.26 = 40,423.35 : x
  2. Step 2: Convert to fraction form
    57,598.13/79,516.26 = 40,423.35/x
  3. Step 3: Cross multiply
    57,598.13x = 79,516.26 × 40,423.35
  4. Step 4: Simplify right side
    57,598.13x = 3,214,313,008.97
  5. Step 5: Solve for x
    x = 3,214,313,008.97/57,598.13
  6. Step 6: Final answer
    x = 55,805.86

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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.