Home / 50,468.10-75,617.10-39,897.60

Finding the Fourth Proportional to 50,468.10, 75,617.10 and 39,897.60

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Solution

The fourth proportional to 50,468.10, 75,617.10 and 39,897.60 is: 59,779.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,468.10 : 75,617.10 = 39,897.60 : x
  2. Step 2: Convert to fraction form
    50,468.10/75,617.10 = 39,897.60/x
  3. Step 3: Cross multiply
    50,468.10x = 75,617.10 × 39,897.60
  4. Step 4: Simplify right side
    50,468.10x = 3,016,940,808.96
  5. Step 5: Solve for x
    x = 3,016,940,808.96/50,468.10
  6. Step 6: Final answer
    x = 59,779.16

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.