Home / 112,587.37-168,939.12-49,451.71

Finding the Fourth Proportional to 112,587.37, 168,939.12 and 49,451.71

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Solution

The fourth proportional to 112,587.37, 168,939.12 and 49,451.71 is: 74,203.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,587.37 : 168,939.12 = 49,451.71 : x
  2. Step 2: Convert to fraction form
    112,587.37/168,939.12 = 49,451.71/x
  3. Step 3: Cross multiply
    112,587.37x = 168,939.12 × 49,451.71
  4. Step 4: Simplify right side
    112,587.37x = 8,354,328,369.90
  5. Step 5: Solve for x
    x = 8,354,328,369.90/112,587.37
  6. Step 6: Final answer
    x = 74,203.07

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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.