Home / 89,271.03-123,189.88-48,983.79

Finding the Fourth Proportional to 89,271.03, 123,189.88 and 48,983.79

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Solution

The fourth proportional to 89,271.03, 123,189.88 and 48,983.79 is: 67,595.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,271.03 : 123,189.88 = 48,983.79 : x
  2. Step 2: Convert to fraction form
    89,271.03/123,189.88 = 48,983.79/x
  3. Step 3: Cross multiply
    89,271.03x = 123,189.88 × 48,983.79
  4. Step 4: Simplify right side
    89,271.03x = 6,034,307,212.05
  5. Step 5: Solve for x
    x = 6,034,307,212.05/89,271.03
  6. Step 6: Final answer
    x = 67,595.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.