Home / 48,131.46-72,206.91-16,988.58

Finding the Fourth Proportional to 48,131.46, 72,206.91 and 16,988.58

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Solution

The fourth proportional to 48,131.46, 72,206.91 and 16,988.58 is: 25,486.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,131.46 : 72,206.91 = 16,988.58 : x
  2. Step 2: Convert to fraction form
    48,131.46/72,206.91 = 16,988.58/x
  3. Step 3: Cross multiply
    48,131.46x = 72,206.91 × 16,988.58
  4. Step 4: Simplify right side
    48,131.46x = 1,226,692,867.09
  5. Step 5: Solve for x
    x = 1,226,692,867.09/48,131.46
  6. Step 6: Final answer
    x = 25,486.30

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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.