Home / 54,140.53-81,009.64-34,056.22

Finding the Fourth Proportional to 54,140.53, 81,009.64 and 34,056.22

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Solution

The fourth proportional to 54,140.53, 81,009.64 and 34,056.22 is: 50,957.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,140.53 : 81,009.64 = 34,056.22 : x
  2. Step 2: Convert to fraction form
    54,140.53/81,009.64 = 34,056.22/x
  3. Step 3: Cross multiply
    54,140.53x = 81,009.64 × 34,056.22
  4. Step 4: Simplify right side
    54,140.53x = 2,758,882,437.52
  5. Step 5: Solve for x
    x = 2,758,882,437.52/54,140.53
  6. Step 6: Final answer
    x = 50,957.81

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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.