Home / 40,885.86-56,263.06-36,181.38

Finding the Fourth Proportional to 40,885.86, 56,263.06 and 36,181.38

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Solution

The fourth proportional to 40,885.86, 56,263.06 and 36,181.38 is: 49,789.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,885.86 : 56,263.06 = 36,181.38 : x
  2. Step 2: Convert to fraction form
    40,885.86/56,263.06 = 36,181.38/x
  3. Step 3: Cross multiply
    40,885.86x = 56,263.06 × 36,181.38
  4. Step 4: Simplify right side
    40,885.86x = 2,035,675,153.82
  5. Step 5: Solve for x
    x = 2,035,675,153.82/40,885.86
  6. Step 6: Final answer
    x = 49,789.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.