Home / 117,550.05-162,222.29-69,155.39

Finding the Fourth Proportional to 117,550.05, 162,222.29 and 69,155.39

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Solution

The fourth proportional to 117,550.05, 162,222.29 and 69,155.39 is: 95,436.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,550.05 : 162,222.29 = 69,155.39 : x
  2. Step 2: Convert to fraction form
    117,550.05/162,222.29 = 69,155.39/x
  3. Step 3: Cross multiply
    117,550.05x = 162,222.29 × 69,155.39
  4. Step 4: Simplify right side
    117,550.05x = 11,218,544,574.75
  5. Step 5: Solve for x
    x = 11,218,544,574.75/117,550.05
  6. Step 6: Final answer
    x = 95,436.32

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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.