Home / 57,077.18-85,601.92-23,779.08

Finding the Fourth Proportional to 57,077.18, 85,601.92 and 23,779.08

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Solution

The fourth proportional to 57,077.18, 85,601.92 and 23,779.08 is: 35,662.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,077.18 : 85,601.92 = 23,779.08 : x
  2. Step 2: Convert to fraction form
    57,077.18/85,601.92 = 23,779.08/x
  3. Step 3: Cross multiply
    57,077.18x = 85,601.92 × 23,779.08
  4. Step 4: Simplify right side
    57,077.18x = 2,035,534,475.82
  5. Step 5: Solve for x
    x = 2,035,534,475.82/57,077.18
  6. Step 6: Final answer
    x = 35,662.85

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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.