Home / 55,085.32-76,018.26-32,725

Finding the Fourth Proportional to 55,085.32, 76,018.26 and 32,725

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Solution

The fourth proportional to 55,085.32, 76,018.26 and 32,725 is: 45,160.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,085.32 : 76,018.26 = 32,725 : x
  2. Step 2: Convert to fraction form
    55,085.32/76,018.26 = 32,725/x
  3. Step 3: Cross multiply
    55,085.32x = 76,018.26 × 32,725
  4. Step 4: Simplify right side
    55,085.32x = 2,487,697,558.50
  5. Step 5: Solve for x
    x = 2,487,697,558.50/55,085.32
  6. Step 6: Final answer
    x = 45,160.81

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.