Home / 92,829.42-128,104.68-50,387.94

Finding the Fourth Proportional to 92,829.42, 128,104.68 and 50,387.94

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Solution

The fourth proportional to 92,829.42, 128,104.68 and 50,387.94 is: 69,535.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,829.42 : 128,104.68 = 50,387.94 : x
  2. Step 2: Convert to fraction form
    92,829.42/128,104.68 = 50,387.94/x
  3. Step 3: Cross multiply
    92,829.42x = 128,104.68 × 50,387.94
  4. Step 4: Simplify right side
    92,829.42x = 6,454,930,929.56
  5. Step 5: Solve for x
    x = 6,454,930,929.56/92,829.42
  6. Step 6: Final answer
    x = 69,535.40

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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.