Home / 96,434.73-144,506.77-85,923.54

Finding the Fourth Proportional to 96,434.73, 144,506.77 and 85,923.54

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Solution

The fourth proportional to 96,434.73, 144,506.77 and 85,923.54 is: 128,755.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,434.73 : 144,506.77 = 85,923.54 : x
  2. Step 2: Convert to fraction form
    96,434.73/144,506.77 = 85,923.54/x
  3. Step 3: Cross multiply
    96,434.73x = 144,506.77 × 85,923.54
  4. Step 4: Simplify right side
    96,434.73x = 12,416,533,017.56
  5. Step 5: Solve for x
    x = 12,416,533,017.56/96,434.73
  6. Step 6: Final answer
    x = 128,755.82

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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.