Home / 52,196.96-78,295.19-18,909.23

Finding the Fourth Proportional to 52,196.96, 78,295.19 and 18,909.23

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Solution

The fourth proportional to 52,196.96, 78,295.19 and 18,909.23 is: 28,363.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,196.96 : 78,295.19 = 18,909.23 : x
  2. Step 2: Convert to fraction form
    52,196.96/78,295.19 = 18,909.23/x
  3. Step 3: Cross multiply
    52,196.96x = 78,295.19 × 18,909.23
  4. Step 4: Simplify right side
    52,196.96x = 1,480,501,269.58
  5. Step 5: Solve for x
    x = 1,480,501,269.58/52,196.96
  6. Step 6: Final answer
    x = 28,363.75

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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.