Home / 89,215.84-123,119.43-48,929.25

Finding the Fourth Proportional to 89,215.84, 123,119.43 and 48,929.25

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Solution

The fourth proportional to 89,215.84, 123,119.43 and 48,929.25 is: 67,523.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,215.84 : 123,119.43 = 48,929.25 : x
  2. Step 2: Convert to fraction form
    89,215.84/123,119.43 = 48,929.25/x
  3. Step 3: Cross multiply
    89,215.84x = 123,119.43 × 48,929.25
  4. Step 4: Simplify right side
    89,215.84x = 6,024,141,370.33
  5. Step 5: Solve for x
    x = 6,024,141,370.33/89,215.84
  6. Step 6: Final answer
    x = 67,523.23

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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.