Home / 55,437.49-82,959.29-40,609.63

Finding the Fourth Proportional to 55,437.49, 82,959.29 and 40,609.63

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Solution

The fourth proportional to 55,437.49, 82,959.29 and 40,609.63 is: 60,770.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,437.49 : 82,959.29 = 40,609.63 : x
  2. Step 2: Convert to fraction form
    55,437.49/82,959.29 = 40,609.63/x
  3. Step 3: Cross multiply
    55,437.49x = 82,959.29 × 40,609.63
  4. Step 4: Simplify right side
    55,437.49x = 3,368,945,891.58
  5. Step 5: Solve for x
    x = 3,368,945,891.58/55,437.49
  6. Step 6: Final answer
    x = 60,770.18

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.