Home / 263,587.08-363,742.39-148,870.42

Finding the Fourth Proportional to 263,587.08, 363,742.39 and 148,870.42

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Solution

The fourth proportional to 263,587.08, 363,742.39 and 148,870.42 is: 205,436.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,587.08 : 363,742.39 = 148,870.42 : x
  2. Step 2: Convert to fraction form
    263,587.08/363,742.39 = 148,870.42/x
  3. Step 3: Cross multiply
    263,587.08x = 363,742.39 × 148,870.42
  4. Step 4: Simplify right side
    263,587.08x = 54,150,482,371.10
  5. Step 5: Solve for x
    x = 54,150,482,371.10/263,587.08
  6. Step 6: Final answer
    x = 205,436.79

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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.