Home / 56,182.22-77,529.93-30,689.27

Finding the Fourth Proportional to 56,182.22, 77,529.93 and 30,689.27

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Solution

The fourth proportional to 56,182.22, 77,529.93 and 30,689.27 is: 42,350.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,182.22 : 77,529.93 = 30,689.27 : x
  2. Step 2: Convert to fraction form
    56,182.22/77,529.93 = 30,689.27/x
  3. Step 3: Cross multiply
    56,182.22x = 77,529.93 × 30,689.27
  4. Step 4: Simplify right side
    56,182.22x = 2,379,336,954.85
  5. Step 5: Solve for x
    x = 2,379,336,954.85/56,182.22
  6. Step 6: Final answer
    x = 42,350.35

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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.