Home / 57,807.57-86,709.69-26,194.79

Finding the Fourth Proportional to 57,807.57, 86,709.69 and 26,194.79

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Solution

The fourth proportional to 57,807.57, 86,709.69 and 26,194.79 is: 39,291.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,807.57 : 86,709.69 = 26,194.79 : x
  2. Step 2: Convert to fraction form
    57,807.57/86,709.69 = 26,194.79/x
  3. Step 3: Cross multiply
    57,807.57x = 86,709.69 × 26,194.79
  4. Step 4: Simplify right side
    57,807.57x = 2,271,342,337.29
  5. Step 5: Solve for x
    x = 2,271,342,337.29/57,807.57
  6. Step 6: Final answer
    x = 39,291.43

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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.