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Finding the Fourth Proportional to 54,779.50, 75,595.71 and 32,423.50

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Solution

The fourth proportional to 54,779.50, 75,595.71 and 32,423.50 is: 44,744.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,779.50 : 75,595.71 = 32,423.50 : x
  2. Step 2: Convert to fraction form
    54,779.50/75,595.71 = 32,423.50/x
  3. Step 3: Cross multiply
    54,779.50x = 75,595.71 × 32,423.50
  4. Step 4: Simplify right side
    54,779.50x = 2,451,077,503.19
  5. Step 5: Solve for x
    x = 2,451,077,503.19/54,779.50
  6. Step 6: Final answer
    x = 44,744.43

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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.