Home / 100,944.15-151,222.17-56,435.92

Finding the Fourth Proportional to 100,944.15, 151,222.17 and 56,435.92

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Solution

The fourth proportional to 100,944.15, 151,222.17 and 56,435.92 is: 84,545.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,944.15 : 151,222.17 = 56,435.92 : x
  2. Step 2: Convert to fraction form
    100,944.15/151,222.17 = 56,435.92/x
  3. Step 3: Cross multiply
    100,944.15x = 151,222.17 × 56,435.92
  4. Step 4: Simplify right side
    100,944.15x = 8,534,362,288.35
  5. Step 5: Solve for x
    x = 8,534,362,288.35/100,944.15
  6. Step 6: Final answer
    x = 84,545.39

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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.