Home / 54,574.39-81,861.58-15,131.50

Finding the Fourth Proportional to 54,574.39, 81,861.58 and 15,131.50

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Solution

The fourth proportional to 54,574.39, 81,861.58 and 15,131.50 is: 22,697.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,574.39 : 81,861.58 = 15,131.50 : x
  2. Step 2: Convert to fraction form
    54,574.39/81,861.58 = 15,131.50/x
  3. Step 3: Cross multiply
    54,574.39x = 81,861.58 × 15,131.50
  4. Step 4: Simplify right side
    54,574.39x = 1,238,688,497.77
  5. Step 5: Solve for x
    x = 1,238,688,497.77/54,574.39
  6. Step 6: Final answer
    x = 22,697.25

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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.