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Finding the Fourth Proportional to 94,858.75, 130,926.90 and 54,595.77

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Solution

The fourth proportional to 94,858.75, 130,926.90 and 54,595.77 is: 75,354.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,858.75 : 130,926.90 = 54,595.77 : x
  2. Step 2: Convert to fraction form
    94,858.75/130,926.90 = 54,595.77/x
  3. Step 3: Cross multiply
    94,858.75x = 130,926.90 × 54,595.77
  4. Step 4: Simplify right side
    94,858.75x = 7,148,054,919.21
  5. Step 5: Solve for x
    x = 7,148,054,919.21/94,858.75
  6. Step 6: Final answer
    x = 75,354.72

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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.