Home / 40,315.74-55,662.87-36,053.58

Finding the Fourth Proportional to 40,315.74, 55,662.87 and 36,053.58

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Solution

The fourth proportional to 40,315.74, 55,662.87 and 36,053.58 is: 49,778.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,315.74 : 55,662.87 = 36,053.58 : x
  2. Step 2: Convert to fraction form
    40,315.74/55,662.87 = 36,053.58/x
  3. Step 3: Cross multiply
    40,315.74x = 55,662.87 × 36,053.58
  4. Step 4: Simplify right side
    40,315.74x = 2,006,845,736.57
  5. Step 5: Solve for x
    x = 2,006,845,736.57/40,315.74
  6. Step 6: Final answer
    x = 49,778.22

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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.