Home / 54,077.08-74,618.98-30,200.70

Finding the Fourth Proportional to 54,077.08, 74,618.98 and 30,200.70

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Solution

The fourth proportional to 54,077.08, 74,618.98 and 30,200.70 is: 41,672.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,077.08 : 74,618.98 = 30,200.70 : x
  2. Step 2: Convert to fraction form
    54,077.08/74,618.98 = 30,200.70/x
  3. Step 3: Cross multiply
    54,077.08x = 74,618.98 × 30,200.70
  4. Step 4: Simplify right side
    54,077.08x = 2,253,545,429.29
  5. Step 5: Solve for x
    x = 2,253,545,429.29/54,077.08
  6. Step 6: Final answer
    x = 41,672.84

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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.