Home / 40,558.53-56,009.25-38,349.66

Finding the Fourth Proportional to 40,558.53, 56,009.25 and 38,349.66

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Solution

The fourth proportional to 40,558.53, 56,009.25 and 38,349.66 is: 52,958.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,558.53 : 56,009.25 = 38,349.66 : x
  2. Step 2: Convert to fraction form
    40,558.53/56,009.25 = 38,349.66/x
  3. Step 3: Cross multiply
    40,558.53x = 56,009.25 × 38,349.66
  4. Step 4: Simplify right side
    40,558.53x = 2,147,935,694.36
  5. Step 5: Solve for x
    x = 2,147,935,694.36/40,558.53
  6. Step 6: Final answer
    x = 52,958.91

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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.