Home / 173,561.30-239,511.42-98,109.80

Finding the Fourth Proportional to 173,561.30, 239,511.42 and 98,109.80

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Solution

The fourth proportional to 173,561.30, 239,511.42 and 98,109.80 is: 135,389.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,561.30 : 239,511.42 = 98,109.80 : x
  2. Step 2: Convert to fraction form
    173,561.30/239,511.42 = 98,109.80/x
  3. Step 3: Cross multiply
    173,561.30x = 239,511.42 × 98,109.80
  4. Step 4: Simplify right side
    173,561.30x = 23,498,417,513.92
  5. Step 5: Solve for x
    x = 23,498,417,513.92/173,561.30
  6. Step 6: Final answer
    x = 135,389.73

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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.