Home / 56,326.20-84,489.30-52,870.20

Finding the Fourth Proportional to 56,326.20, 84,489.30 and 52,870.20

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Solution

The fourth proportional to 56,326.20, 84,489.30 and 52,870.20 is: 79,305.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,326.20 : 84,489.30 = 52,870.20 : x
  2. Step 2: Convert to fraction form
    56,326.20/84,489.30 = 52,870.20/x
  3. Step 3: Cross multiply
    56,326.20x = 84,489.30 × 52,870.20
  4. Step 4: Simplify right side
    56,326.20x = 4,466,966,188.86
  5. Step 5: Solve for x
    x = 4,466,966,188.86/56,326.20
  6. Step 6: Final answer
    x = 79,305.30

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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.