Home / 119,237.77-164,546.26-65,521.63

Finding the Fourth Proportional to 119,237.77, 164,546.26 and 65,521.63

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Solution

The fourth proportional to 119,237.77, 164,546.26 and 65,521.63 is: 90,418.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,237.77 : 164,546.26 = 65,521.63 : x
  2. Step 2: Convert to fraction form
    119,237.77/164,546.26 = 65,521.63/x
  3. Step 3: Cross multiply
    119,237.77x = 164,546.26 × 65,521.63
  4. Step 4: Simplify right side
    119,237.77x = 10,781,338,590.43
  5. Step 5: Solve for x
    x = 10,781,338,590.43/119,237.77
  6. Step 6: Final answer
    x = 90,418.82

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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.