Home / 58,071.38-80,172.86-36,579.55

Finding the Fourth Proportional to 58,071.38, 80,172.86 and 36,579.55

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Solution

The fourth proportional to 58,071.38, 80,172.86 and 36,579.55 is: 50,501.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,071.38 : 80,172.86 = 36,579.55 : x
  2. Step 2: Convert to fraction form
    58,071.38/80,172.86 = 36,579.55/x
  3. Step 3: Cross multiply
    58,071.38x = 80,172.86 × 36,579.55
  4. Step 4: Simplify right side
    58,071.38x = 2,932,687,141.01
  5. Step 5: Solve for x
    x = 2,932,687,141.01/58,071.38
  6. Step 6: Final answer
    x = 50,501.42

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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.