Home / 54,548.55-75,276.53-30,674.70

Finding the Fourth Proportional to 54,548.55, 75,276.53 and 30,674.70

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Solution

The fourth proportional to 54,548.55, 75,276.53 and 30,674.70 is: 42,330.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,548.55 : 75,276.53 = 30,674.70 : x
  2. Step 2: Convert to fraction form
    54,548.55/75,276.53 = 30,674.70/x
  3. Step 3: Cross multiply
    54,548.55x = 75,276.53 × 30,674.70
  4. Step 4: Simplify right side
    54,548.55x = 2,309,084,821.42
  5. Step 5: Solve for x
    x = 2,309,084,821.42/54,548.55
  6. Step 6: Final answer
    x = 42,330.82

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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.