Home / 57,423.17-86,059.79-29,319.45

Finding the Fourth Proportional to 57,423.17, 86,059.79 and 29,319.45

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Solution

The fourth proportional to 57,423.17, 86,059.79 and 29,319.45 is: 43,940.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,423.17 : 86,059.79 = 29,319.45 : x
  2. Step 2: Convert to fraction form
    57,423.17/86,059.79 = 29,319.45/x
  3. Step 3: Cross multiply
    57,423.17x = 86,059.79 × 29,319.45
  4. Step 4: Simplify right side
    57,423.17x = 2,523,225,709.92
  5. Step 5: Solve for x
    x = 2,523,225,709.92/57,423.17
  6. Step 6: Final answer
    x = 43,940.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.