Home / 148,479.74-222,613.83-69,550.91

Finding the Fourth Proportional to 148,479.74, 222,613.83 and 69,550.91

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Solution

The fourth proportional to 148,479.74, 222,613.83 and 69,550.91 is: 104,276.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,479.74 : 222,613.83 = 69,550.91 : x
  2. Step 2: Convert to fraction form
    148,479.74/222,613.83 = 69,550.91/x
  3. Step 3: Cross multiply
    148,479.74x = 222,613.83 × 69,550.91
  4. Step 4: Simplify right side
    148,479.74x = 15,482,993,342.02
  5. Step 5: Solve for x
    x = 15,482,993,342.02/148,479.74
  6. Step 6: Final answer
    x = 104,276.81

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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.