Home / 52,496.20-78,693.90-17,417.80

Finding the Fourth Proportional to 52,496.20, 78,693.90 and 17,417.80

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Solution

The fourth proportional to 52,496.20, 78,693.90 and 17,417.80 is: 26,109.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,496.20 : 78,693.90 = 17,417.80 : x
  2. Step 2: Convert to fraction form
    52,496.20/78,693.90 = 17,417.80/x
  3. Step 3: Cross multiply
    52,496.20x = 78,693.90 × 17,417.80
  4. Step 4: Simplify right side
    52,496.20x = 1,370,674,611.42
  5. Step 5: Solve for x
    x = 1,370,674,611.42/52,496.20
  6. Step 6: Final answer
    x = 26,109.98

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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.