Home / 45,436.87-62,755.38-30,303.23

Finding the Fourth Proportional to 45,436.87, 62,755.38 and 30,303.23

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Solution

The fourth proportional to 45,436.87, 62,755.38 and 30,303.23 is: 41,853.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,436.87 : 62,755.38 = 30,303.23 : x
  2. Step 2: Convert to fraction form
    45,436.87/62,755.38 = 30,303.23/x
  3. Step 3: Cross multiply
    45,436.87x = 62,755.38 × 30,303.23
  4. Step 4: Simplify right side
    45,436.87x = 1,901,690,757.13
  5. Step 5: Solve for x
    x = 1,901,690,757.13/45,436.87
  6. Step 6: Final answer
    x = 41,853.47

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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.