Home / 52,422.40-78,635.52-17,365.12

Finding the Fourth Proportional to 52,422.40, 78,635.52 and 17,365.12

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Solution

The fourth proportional to 52,422.40, 78,635.52 and 17,365.12 is: 26,048.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,422.40 : 78,635.52 = 17,365.12 : x
  2. Step 2: Convert to fraction form
    52,422.40/78,635.52 = 17,365.12/x
  3. Step 3: Cross multiply
    52,422.40x = 78,635.52 × 17,365.12
  4. Step 4: Simplify right side
    52,422.40x = 1,365,515,241.06
  5. Step 5: Solve for x
    x = 1,365,515,241.06/52,422.40
  6. Step 6: Final answer
    x = 26,048.32

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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.