Home / 39,171.83-58,767.86-16,980.08

Finding the Fourth Proportional to 39,171.83, 58,767.86 and 16,980.08

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Solution

The fourth proportional to 39,171.83, 58,767.86 and 16,980.08 is: 25,474.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,171.83 : 58,767.86 = 16,980.08 : x
  2. Step 2: Convert to fraction form
    39,171.83/58,767.86 = 16,980.08/x
  3. Step 3: Cross multiply
    39,171.83x = 58,767.86 × 16,980.08
  4. Step 4: Simplify right side
    39,171.83x = 997,882,712.84
  5. Step 5: Solve for x
    x = 997,882,712.84/39,171.83
  6. Step 6: Final answer
    x = 25,474.50

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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.