Home / 92,899.80-128,197.42-52,613.85

Finding the Fourth Proportional to 92,899.80, 128,197.42 and 52,613.85

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Solution

The fourth proportional to 92,899.80, 128,197.42 and 52,613.85 is: 72,604.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,899.80 : 128,197.42 = 52,613.85 : x
  2. Step 2: Convert to fraction form
    92,899.80/128,197.42 = 52,613.85/x
  3. Step 3: Cross multiply
    92,899.80x = 128,197.42 × 52,613.85
  4. Step 4: Simplify right side
    92,899.80x = 6,744,959,826.27
  5. Step 5: Solve for x
    x = 6,744,959,826.27/92,899.80
  6. Step 6: Final answer
    x = 72,604.68

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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.