Home / 16,670.16-25,005.60-4,983.84

Finding the Fourth Proportional to 16,670.16, 25,005.60 and 4,983.84

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Solution

The fourth proportional to 16,670.16, 25,005.60 and 4,983.84 is: 7,475.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,670.16 : 25,005.60 = 4,983.84 : x
  2. Step 2: Convert to fraction form
    16,670.16/25,005.60 = 4,983.84/x
  3. Step 3: Cross multiply
    16,670.16x = 25,005.60 × 4,983.84
  4. Step 4: Simplify right side
    16,670.16x = 124,623,909.50
  5. Step 5: Solve for x
    x = 124,623,909.50/16,670.16
  6. Step 6: Final answer
    x = 7,475.87

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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.