Home / 56,580.69-78,036.30-36,439.23

Finding the Fourth Proportional to 56,580.69, 78,036.30 and 36,439.23

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Solution

The fourth proportional to 56,580.69, 78,036.30 and 36,439.23 is: 50,257.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,580.69 : 78,036.30 = 36,439.23 : x
  2. Step 2: Convert to fraction form
    56,580.69/78,036.30 = 36,439.23/x
  3. Step 3: Cross multiply
    56,580.69x = 78,036.30 × 36,439.23
  4. Step 4: Simplify right side
    56,580.69x = 2,843,582,684.05
  5. Step 5: Solve for x
    x = 2,843,582,684.05/56,580.69
  6. Step 6: Final answer
    x = 50,257.12

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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.