Home / 69,374.10-95,740.57-39,148.39

Finding the Fourth Proportional to 69,374.10, 95,740.57 and 39,148.39

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Solution

The fourth proportional to 69,374.10, 95,740.57 and 39,148.39 is: 54,027.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,374.10 : 95,740.57 = 39,148.39 : x
  2. Step 2: Convert to fraction form
    69,374.10/95,740.57 = 39,148.39/x
  3. Step 3: Cross multiply
    69,374.10x = 95,740.57 × 39,148.39
  4. Step 4: Simplify right side
    69,374.10x = 3,748,088,977.44
  5. Step 5: Solve for x
    x = 3,748,088,977.44/69,374.10
  6. Step 6: Final answer
    x = 54,027.21

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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.