Home / 74,873.96-103,326.57-40,882.69

Finding the Fourth Proportional to 74,873.96, 103,326.57 and 40,882.69

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Solution

The fourth proportional to 74,873.96, 103,326.57 and 40,882.69 is: 56,418.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,873.96 : 103,326.57 = 40,882.69 : x
  2. Step 2: Convert to fraction form
    74,873.96/103,326.57 = 40,882.69/x
  3. Step 3: Cross multiply
    74,873.96x = 103,326.57 × 40,882.69
  4. Step 4: Simplify right side
    74,873.96x = 4,224,267,678.02
  5. Step 5: Solve for x
    x = 4,224,267,678.02/74,873.96
  6. Step 6: Final answer
    x = 56,418.38

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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.