Home / 56,997.96-85,498.66-19,557.50

Finding the Fourth Proportional to 56,997.96, 85,498.66 and 19,557.50

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Solution

The fourth proportional to 56,997.96, 85,498.66 and 19,557.50 is: 29,336.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,997.96 : 85,498.66 = 19,557.50 : x
  2. Step 2: Convert to fraction form
    56,997.96/85,498.66 = 19,557.50/x
  3. Step 3: Cross multiply
    56,997.96x = 85,498.66 × 19,557.50
  4. Step 4: Simplify right side
    56,997.96x = 1,672,139,639.90
  5. Step 5: Solve for x
    x = 1,672,139,639.90/56,997.96
  6. Step 6: Final answer
    x = 29,336.84

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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.