Home / 56,733.54-85,090.57-18,771.10

Finding the Fourth Proportional to 56,733.54, 85,090.57 and 18,771.10

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Solution

The fourth proportional to 56,733.54, 85,090.57 and 18,771.10 is: 28,153.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,733.54 : 85,090.57 = 18,771.10 : x
  2. Step 2: Convert to fraction form
    56,733.54/85,090.57 = 18,771.10/x
  3. Step 3: Cross multiply
    56,733.54x = 85,090.57 × 18,771.10
  4. Step 4: Simplify right side
    56,733.54x = 1,597,243,598.53
  5. Step 5: Solve for x
    x = 1,597,243,598.53/56,733.54
  6. Step 6: Final answer
    x = 28,153.43

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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.