Home / 154,433.08-231,595.35-46,330.21

Finding the Fourth Proportional to 154,433.08, 231,595.35 and 46,330.21

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Solution

The fourth proportional to 154,433.08, 231,595.35 and 46,330.21 is: 69,479.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,433.08 : 231,595.35 = 46,330.21 : x
  2. Step 2: Convert to fraction form
    154,433.08/231,595.35 = 46,330.21/x
  3. Step 3: Cross multiply
    154,433.08x = 231,595.35 × 46,330.21
  4. Step 4: Simplify right side
    154,433.08x = 10,729,861,200.52
  5. Step 5: Solve for x
    x = 10,729,861,200.52/154,433.08
  6. Step 6: Final answer
    x = 69,479.03

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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.