Home / 56,899.34-78,502.37-36,768.08

Finding the Fourth Proportional to 56,899.34, 78,502.37 and 36,768.08

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Solution

The fourth proportional to 56,899.34, 78,502.37 and 36,768.08 is: 50,727.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,899.34 : 78,502.37 = 36,768.08 : x
  2. Step 2: Convert to fraction form
    56,899.34/78,502.37 = 36,768.08/x
  3. Step 3: Cross multiply
    56,899.34x = 78,502.37 × 36,768.08
  4. Step 4: Simplify right side
    56,899.34x = 2,886,381,236.51
  5. Step 5: Solve for x
    x = 2,886,381,236.51/56,899.34
  6. Step 6: Final answer
    x = 50,727.85

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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.