Home / 52,057.35-78,093.45-16,988.76

Finding the Fourth Proportional to 52,057.35, 78,093.45 and 16,988.76

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Solution

The fourth proportional to 52,057.35, 78,093.45 and 16,988.76 is: 25,485.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,057.35 : 78,093.45 = 16,988.76 : x
  2. Step 2: Convert to fraction form
    52,057.35/78,093.45 = 16,988.76/x
  3. Step 3: Cross multiply
    52,057.35x = 78,093.45 × 16,988.76
  4. Step 4: Simplify right side
    52,057.35x = 1,326,710,879.62
  5. Step 5: Solve for x
    x = 1,326,710,879.62/52,057.35
  6. Step 6: Final answer
    x = 25,485.56

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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.