Home / 54,573.88-75,311.46-30,700.74

Finding the Fourth Proportional to 54,573.88, 75,311.46 and 30,700.74

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Solution

The fourth proportional to 54,573.88, 75,311.46 and 30,700.74 is: 42,366.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,573.88 : 75,311.46 = 30,700.74 : x
  2. Step 2: Convert to fraction form
    54,573.88/75,311.46 = 30,700.74/x
  3. Step 3: Cross multiply
    54,573.88x = 75,311.46 × 30,700.74
  4. Step 4: Simplify right side
    54,573.88x = 2,312,117,552.48
  5. Step 5: Solve for x
    x = 2,312,117,552.48/54,573.88
  6. Step 6: Final answer
    x = 42,366.74

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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.