Home / 55,254.32-82,905.98-28,952.80

Finding the Fourth Proportional to 55,254.32, 82,905.98 and 28,952.80

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Solution

The fourth proportional to 55,254.32, 82,905.98 and 28,952.80 is: 43,442.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,254.32 : 82,905.98 = 28,952.80 : x
  2. Step 2: Convert to fraction form
    55,254.32/82,905.98 = 28,952.80/x
  3. Step 3: Cross multiply
    55,254.32x = 82,905.98 × 28,952.80
  4. Step 4: Simplify right side
    55,254.32x = 2,400,360,257.74
  5. Step 5: Solve for x
    x = 2,400,360,257.74/55,254.32
  6. Step 6: Final answer
    x = 43,442.04

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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.