Home / 56,779.48-85,181.37-17,339.50

Finding the Fourth Proportional to 56,779.48, 85,181.37 and 17,339.50

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Solution

The fourth proportional to 56,779.48, 85,181.37 and 17,339.50 is: 26,012.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,779.48 : 85,181.37 = 17,339.50 : x
  2. Step 2: Convert to fraction form
    56,779.48/85,181.37 = 17,339.50/x
  3. Step 3: Cross multiply
    56,779.48x = 85,181.37 × 17,339.50
  4. Step 4: Simplify right side
    56,779.48x = 1,477,002,365.12
  5. Step 5: Solve for x
    x = 1,477,002,365.12/56,779.48
  6. Step 6: Final answer
    x = 26,012.96

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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.