Home / 48,631.83-72,941.27-13,575.03

Finding the Fourth Proportional to 48,631.83, 72,941.27 and 13,575.03

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Solution

The fourth proportional to 48,631.83, 72,941.27 and 13,575.03 is: 20,360.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,631.83 : 72,941.27 = 13,575.03 : x
  2. Step 2: Convert to fraction form
    48,631.83/72,941.27 = 13,575.03/x
  3. Step 3: Cross multiply
    48,631.83x = 72,941.27 × 13,575.03
  4. Step 4: Simplify right side
    48,631.83x = 990,179,860.61
  5. Step 5: Solve for x
    x = 990,179,860.61/48,631.83
  6. Step 6: Final answer
    x = 20,360.74

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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.