Home / 40,652.66-60,985.07-12,575.23

Finding the Fourth Proportional to 40,652.66, 60,985.07 and 12,575.23

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Solution

The fourth proportional to 40,652.66, 60,985.07 and 12,575.23 is: 18,864.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,652.66 : 60,985.07 = 12,575.23 : x
  2. Step 2: Convert to fraction form
    40,652.66/60,985.07 = 12,575.23/x
  3. Step 3: Cross multiply
    40,652.66x = 60,985.07 × 12,575.23
  4. Step 4: Simplify right side
    40,652.66x = 766,900,914.01
  5. Step 5: Solve for x
    x = 766,900,914.01/40,652.66
  6. Step 6: Final answer
    x = 18,864.72

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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.