Home / 54,059.02-74,594.50-30,186.70

Finding the Fourth Proportional to 54,059.02, 74,594.50 and 30,186.70

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Solution

The fourth proportional to 54,059.02, 74,594.50 and 30,186.70 is: 41,653.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,059.02 : 74,594.50 = 30,186.70 : x
  2. Step 2: Convert to fraction form
    54,059.02/74,594.50 = 30,186.70/x
  3. Step 3: Cross multiply
    54,059.02x = 74,594.50 × 30,186.70
  4. Step 4: Simplify right side
    54,059.02x = 2,251,761,793.15
  5. Step 5: Solve for x
    x = 2,251,761,793.15/54,059.02
  6. Step 6: Final answer
    x = 41,653.77

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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.