Home / 57,225.75-85,838.61-17,782.89

Finding the Fourth Proportional to 57,225.75, 85,838.61 and 17,782.89

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Solution

The fourth proportional to 57,225.75, 85,838.61 and 17,782.89 is: 26,674.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,225.75 : 85,838.61 = 17,782.89 : x
  2. Step 2: Convert to fraction form
    57,225.75/85,838.61 = 17,782.89/x
  3. Step 3: Cross multiply
    57,225.75x = 85,838.61 × 17,782.89
  4. Step 4: Simplify right side
    57,225.75x = 1,526,458,559.38
  5. Step 5: Solve for x
    x = 1,526,458,559.38/57,225.75
  6. Step 6: Final answer
    x = 26,674.33

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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.