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Finding the Fourth Proportional to 54,774.58, 75,591.21 and 34,624.21

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Solution

The fourth proportional to 54,774.58, 75,591.21 and 34,624.21 is: 47,782.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,774.58 : 75,591.21 = 34,624.21 : x
  2. Step 2: Convert to fraction form
    54,774.58/75,591.21 = 34,624.21/x
  3. Step 3: Cross multiply
    54,774.58x = 75,591.21 × 34,624.21
  4. Step 4: Simplify right side
    54,774.58x = 2,617,285,929.19
  5. Step 5: Solve for x
    x = 2,617,285,929.19/54,774.58
  6. Step 6: Final answer
    x = 47,782.86

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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.