Home / 57,776.06-79,703.38-36,255.08

Finding the Fourth Proportional to 57,776.06, 79,703.38 and 36,255.08

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Solution

The fourth proportional to 57,776.06, 79,703.38 and 36,255.08 is: 50,014.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,776.06 : 79,703.38 = 36,255.08 : x
  2. Step 2: Convert to fraction form
    57,776.06/79,703.38 = 36,255.08/x
  3. Step 3: Cross multiply
    57,776.06x = 79,703.38 × 36,255.08
  4. Step 4: Simplify right side
    57,776.06x = 2,889,652,418.17
  5. Step 5: Solve for x
    x = 2,889,652,418.17/57,776.06
  6. Step 6: Final answer
    x = 50,014.70

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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.