Home / 56,868.16-85,302.24-17,425.12

Finding the Fourth Proportional to 56,868.16, 85,302.24 and 17,425.12

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Solution

The fourth proportional to 56,868.16, 85,302.24 and 17,425.12 is: 26,137.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,868.16 : 85,302.24 = 17,425.12 : x
  2. Step 2: Convert to fraction form
    56,868.16/85,302.24 = 17,425.12/x
  3. Step 3: Cross multiply
    56,868.16x = 85,302.24 × 17,425.12
  4. Step 4: Simplify right side
    56,868.16x = 1,486,401,768.27
  5. Step 5: Solve for x
    x = 1,486,401,768.27/56,868.16
  6. Step 6: Final answer
    x = 26,137.68

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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.