Home / 12,124.89-16,733.01-6,820.02

Finding the Fourth Proportional to 12,124.89, 16,733.01 and 6,820.02

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Solution

The fourth proportional to 12,124.89, 16,733.01 and 6,820.02 is: 9,412.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,124.89 : 16,733.01 = 6,820.02 : x
  2. Step 2: Convert to fraction form
    12,124.89/16,733.01 = 6,820.02/x
  3. Step 3: Cross multiply
    12,124.89x = 16,733.01 × 6,820.02
  4. Step 4: Simplify right side
    12,124.89x = 114,119,462.86
  5. Step 5: Solve for x
    x = 114,119,462.86/12,124.89
  6. Step 6: Final answer
    x = 9,412.00

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.