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Finding the Fourth Proportional to 92,886.82, 128,183.25 and 50,444.98

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Solution

The fourth proportional to 92,886.82, 128,183.25 and 50,444.98 is: 69,613.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,886.82 : 128,183.25 = 50,444.98 : x
  2. Step 2: Convert to fraction form
    92,886.82/128,183.25 = 50,444.98/x
  3. Step 3: Cross multiply
    92,886.82x = 128,183.25 × 50,444.98
  4. Step 4: Simplify right side
    92,886.82x = 6,466,201,482.59
  5. Step 5: Solve for x
    x = 6,466,201,482.59/92,886.82
  6. Step 6: Final answer
    x = 69,613.77

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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.