Home / 54,476.64-75,179.72-30,602.80

Finding the Fourth Proportional to 54,476.64, 75,179.72 and 30,602.80

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Solution

The fourth proportional to 54,476.64, 75,179.72 and 30,602.80 is: 42,232.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,476.64 : 75,179.72 = 30,602.80 : x
  2. Step 2: Convert to fraction form
    54,476.64/75,179.72 = 30,602.80/x
  3. Step 3: Cross multiply
    54,476.64x = 75,179.72 × 30,602.80
  4. Step 4: Simplify right side
    54,476.64x = 2,300,709,935.22
  5. Step 5: Solve for x
    x = 2,300,709,935.22/54,476.64
  6. Step 6: Final answer
    x = 42,232.96

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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.