Home / 112,600.22-168,887.75-28,360.35

Finding the Fourth Proportional to 112,600.22, 168,887.75 and 28,360.35

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Solution

The fourth proportional to 112,600.22, 168,887.75 and 28,360.35 is: 42,537.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,600.22 : 168,887.75 = 28,360.35 : x
  2. Step 2: Convert to fraction form
    112,600.22/168,887.75 = 28,360.35/x
  3. Step 3: Cross multiply
    112,600.22x = 168,887.75 × 28,360.35
  4. Step 4: Simplify right side
    112,600.22x = 4,789,715,558.91
  5. Step 5: Solve for x
    x = 4,789,715,558.91/112,600.22
  6. Step 6: Final answer
    x = 42,537.36

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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.