Home / 89,507.72-123,521.14-49,224.08

Finding the Fourth Proportional to 89,507.72, 123,521.14 and 49,224.08

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Solution

The fourth proportional to 89,507.72, 123,521.14 and 49,224.08 is: 67,929.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,507.72 : 123,521.14 = 49,224.08 : x
  2. Step 2: Convert to fraction form
    89,507.72/123,521.14 = 49,224.08/x
  3. Step 3: Cross multiply
    89,507.72x = 123,521.14 × 49,224.08
  4. Step 4: Simplify right side
    89,507.72x = 6,080,214,477.05
  5. Step 5: Solve for x
    x = 6,080,214,477.05/89,507.72
  6. Step 6: Final answer
    x = 67,929.50

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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.