Home / 40,087.38-55,345.68-25,752.99

Finding the Fourth Proportional to 40,087.38, 55,345.68 and 25,752.99

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Solution

The fourth proportional to 40,087.38, 55,345.68 and 25,752.99 is: 35,555.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,087.38 : 55,345.68 = 25,752.99 : x
  2. Step 2: Convert to fraction form
    40,087.38/55,345.68 = 25,752.99/x
  3. Step 3: Cross multiply
    40,087.38x = 55,345.68 × 25,752.99
  4. Step 4: Simplify right side
    40,087.38x = 1,425,316,743.58
  5. Step 5: Solve for x
    x = 1,425,316,743.58/40,087.38
  6. Step 6: Final answer
    x = 35,555.25

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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.