Home / 56,925.75-85,388.64-15,372.75

Finding the Fourth Proportional to 56,925.75, 85,388.64 and 15,372.75

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Solution

The fourth proportional to 56,925.75, 85,388.64 and 15,372.75 is: 23,059.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,925.75 : 85,388.64 = 15,372.75 : x
  2. Step 2: Convert to fraction form
    56,925.75/85,388.64 = 15,372.75/x
  3. Step 3: Cross multiply
    56,925.75x = 85,388.64 × 15,372.75
  4. Step 4: Simplify right side
    56,925.75x = 1,312,658,215.56
  5. Step 5: Solve for x
    x = 1,312,658,215.56/56,925.75
  6. Step 6: Final answer
    x = 23,059.13

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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.