Home / 52,064.75-78,100.16-14,627.74

Finding the Fourth Proportional to 52,064.75, 78,100.16 and 14,627.74

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Solution

The fourth proportional to 52,064.75, 78,100.16 and 14,627.74 is: 21,942.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,064.75 : 78,100.16 = 14,627.74 : x
  2. Step 2: Convert to fraction form
    52,064.75/78,100.16 = 14,627.74/x
  3. Step 3: Cross multiply
    52,064.75x = 78,100.16 × 14,627.74
  4. Step 4: Simplify right side
    52,064.75x = 1,142,428,761.30
  5. Step 5: Solve for x
    x = 1,142,428,761.30/52,064.75
  6. Step 6: Final answer
    x = 21,942.46

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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.