Home / 52,150.08-71,953.44-30,934.08

Finding the Fourth Proportional to 52,150.08, 71,953.44 and 30,934.08

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Solution

The fourth proportional to 52,150.08, 71,953.44 and 30,934.08 is: 42,680.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,150.08 : 71,953.44 = 30,934.08 : x
  2. Step 2: Convert to fraction form
    52,150.08/71,953.44 = 30,934.08/x
  3. Step 3: Cross multiply
    52,150.08x = 71,953.44 × 30,934.08
  4. Step 4: Simplify right side
    52,150.08x = 2,225,813,469.24
  5. Step 5: Solve for x
    x = 2,225,813,469.24/52,150.08
  6. Step 6: Final answer
    x = 42,680.92

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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.