Home / 72,858.84-100,550.38-40,596.14

Finding the Fourth Proportional to 72,858.84, 100,550.38 and 40,596.14

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Solution

The fourth proportional to 72,858.84, 100,550.38 and 40,596.14 is: 56,025.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,858.84 : 100,550.38 = 40,596.14 : x
  2. Step 2: Convert to fraction form
    72,858.84/100,550.38 = 40,596.14/x
  3. Step 3: Cross multiply
    72,858.84x = 100,550.38 × 40,596.14
  4. Step 4: Simplify right side
    72,858.84x = 4,081,957,303.53
  5. Step 5: Solve for x
    x = 4,081,957,303.53/72,858.84
  6. Step 6: Final answer
    x = 56,025.56

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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.