Home / 57,598.63-79,516.95-40,423.85

Finding the Fourth Proportional to 57,598.63, 79,516.95 and 40,423.85

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Solution

The fourth proportional to 57,598.63, 79,516.95 and 40,423.85 is: 55,806.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,598.63 : 79,516.95 = 40,423.85 : x
  2. Step 2: Convert to fraction form
    57,598.63/79,516.95 = 40,423.85/x
  3. Step 3: Cross multiply
    57,598.63x = 79,516.95 × 40,423.85
  4. Step 4: Simplify right side
    57,598.63x = 3,214,380,659.55
  5. Step 5: Solve for x
    x = 3,214,380,659.55/57,598.63
  6. Step 6: Final answer
    x = 55,806.55

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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.