Home / 38,716.72-53,445.34-32,779.14

Finding the Fourth Proportional to 38,716.72, 53,445.34 and 32,779.14

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Solution

The fourth proportional to 38,716.72, 53,445.34 and 32,779.14 is: 45,248.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,716.72 : 53,445.34 = 32,779.14 : x
  2. Step 2: Convert to fraction form
    38,716.72/53,445.34 = 32,779.14/x
  3. Step 3: Cross multiply
    38,716.72x = 53,445.34 × 32,779.14
  4. Step 4: Simplify right side
    38,716.72x = 1,751,892,282.21
  5. Step 5: Solve for x
    x = 1,751,892,282.21/38,716.72
  6. Step 6: Final answer
    x = 45,248.98

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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.