Home / 55,710.06-83,491.17-48,279.74

Finding the Fourth Proportional to 55,710.06, 83,491.17 and 48,279.74

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Solution

The fourth proportional to 55,710.06, 83,491.17 and 48,279.74 is: 72,355.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,710.06 : 83,491.17 = 48,279.74 : x
  2. Step 2: Convert to fraction form
    55,710.06/83,491.17 = 48,279.74/x
  3. Step 3: Cross multiply
    55,710.06x = 83,491.17 × 48,279.74
  4. Step 4: Simplify right side
    55,710.06x = 4,030,931,562.44
  5. Step 5: Solve for x
    x = 4,030,931,562.44/55,710.06
  6. Step 6: Final answer
    x = 72,355.54

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.