Home / 46,641.21-64,299.66-39,442.21

Finding the Fourth Proportional to 46,641.21, 64,299.66 and 39,442.21

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Solution

The fourth proportional to 46,641.21, 64,299.66 and 39,442.21 is: 54,375.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,641.21 : 64,299.66 = 39,442.21 : x
  2. Step 2: Convert to fraction form
    46,641.21/64,299.66 = 39,442.21/x
  3. Step 3: Cross multiply
    46,641.21x = 64,299.66 × 39,442.21
  4. Step 4: Simplify right side
    46,641.21x = 2,536,120,371.15
  5. Step 5: Solve for x
    x = 2,536,120,371.15/46,641.21
  6. Step 6: Final answer
    x = 54,375.10

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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.