Home / 74,468.38-102,767.06-40,476.94

Finding the Fourth Proportional to 74,468.38, 102,767.06 and 40,476.94

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Solution

The fourth proportional to 74,468.38, 102,767.06 and 40,476.94 is: 55,858.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,468.38 : 102,767.06 = 40,476.94 : x
  2. Step 2: Convert to fraction form
    74,468.38/102,767.06 = 40,476.94/x
  3. Step 3: Cross multiply
    74,468.38x = 102,767.06 × 40,476.94
  4. Step 4: Simplify right side
    74,468.38x = 4,159,695,662.29
  5. Step 5: Solve for x
    x = 4,159,695,662.29/74,468.38
  6. Step 6: Final answer
    x = 55,858.55

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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.