Home / 55,979.19-83,968.88-16,563.98

Finding the Fourth Proportional to 55,979.19, 83,968.88 and 16,563.98

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Solution

The fourth proportional to 55,979.19, 83,968.88 and 16,563.98 is: 24,845.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,979.19 : 83,968.88 = 16,563.98 : x
  2. Step 2: Convert to fraction form
    55,979.19/83,968.88 = 16,563.98/x
  3. Step 3: Cross multiply
    55,979.19x = 83,968.88 × 16,563.98
  4. Step 4: Simplify right side
    55,979.19x = 1,390,858,346.28
  5. Step 5: Solve for x
    x = 1,390,858,346.28/55,979.19
  6. Step 6: Final answer
    x = 24,845.99

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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.