Home / 52,534.50-78,839.62-20,926.27

Finding the Fourth Proportional to 52,534.50, 78,839.62 and 20,926.27

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Solution

The fourth proportional to 52,534.50, 78,839.62 and 20,926.27 is: 31,404.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,534.50 : 78,839.62 = 20,926.27 : x
  2. Step 2: Convert to fraction form
    52,534.50/78,839.62 = 20,926.27/x
  3. Step 3: Cross multiply
    52,534.50x = 78,839.62 × 20,926.27
  4. Step 4: Simplify right side
    52,534.50x = 1,649,819,501.64
  5. Step 5: Solve for x
    x = 1,649,819,501.64/52,534.50
  6. Step 6: Final answer
    x = 31,404.50

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1.5x scale

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.