Home / 51,026.64-76,543.20-13,586.10

Finding the Fourth Proportional to 51,026.64, 76,543.20 and 13,586.10

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Solution

The fourth proportional to 51,026.64, 76,543.20 and 13,586.10 is: 20,380.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,026.64 : 76,543.20 = 13,586.10 : x
  2. Step 2: Convert to fraction form
    51,026.64/76,543.20 = 13,586.10/x
  3. Step 3: Cross multiply
    51,026.64x = 76,543.20 × 13,586.10
  4. Step 4: Simplify right side
    51,026.64x = 1,039,923,569.52
  5. Step 5: Solve for x
    x = 1,039,923,569.52/51,026.64
  6. Step 6: Final answer
    x = 20,380.01

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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.