Home / 55,487.20-83,241.60-16,045.60

Finding the Fourth Proportional to 55,487.20, 83,241.60 and 16,045.60

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Solution

The fourth proportional to 55,487.20, 83,241.60 and 16,045.60 is: 24,071.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,487.20 : 83,241.60 = 16,045.60 : x
  2. Step 2: Convert to fraction form
    55,487.20/83,241.60 = 16,045.60/x
  3. Step 3: Cross multiply
    55,487.20x = 83,241.60 × 16,045.60
  4. Step 4: Simplify right side
    55,487.20x = 1,335,661,416.96
  5. Step 5: Solve for x
    x = 1,335,661,416.96/55,487.20
  6. Step 6: Final answer
    x = 24,071.52

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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.