Home / 112,798.09-169,146.57-67,227.33

Finding the Fourth Proportional to 112,798.09, 169,146.57 and 67,227.33

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Solution

The fourth proportional to 112,798.09, 169,146.57 and 67,227.33 is: 100,810.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,798.09 : 169,146.57 = 67,227.33 : x
  2. Step 2: Convert to fraction form
    112,798.09/169,146.57 = 67,227.33/x
  3. Step 3: Cross multiply
    112,798.09x = 169,146.57 × 67,227.33
  4. Step 4: Simplify right side
    112,798.09x = 11,371,272,279.76
  5. Step 5: Solve for x
    x = 11,371,272,279.76/112,798.09
  6. Step 6: Final answer
    x = 100,810.86

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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.