Home / 50,154.55-69,195.55-28,628.77

Finding the Fourth Proportional to 50,154.55, 69,195.55 and 28,628.77

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Solution

The fourth proportional to 50,154.55, 69,195.55 and 28,628.77 is: 39,497.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,154.55 : 69,195.55 = 28,628.77 : x
  2. Step 2: Convert to fraction form
    50,154.55/69,195.55 = 28,628.77/x
  3. Step 3: Cross multiply
    50,154.55x = 69,195.55 × 28,628.77
  4. Step 4: Simplify right side
    50,154.55x = 1,980,983,411.42
  5. Step 5: Solve for x
    x = 1,980,983,411.42/50,154.55
  6. Step 6: Final answer
    x = 39,497.58

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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.