Home / 86,779.08-119,757.96-48,017.34

Finding the Fourth Proportional to 86,779.08, 119,757.96 and 48,017.34

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Solution

The fourth proportional to 86,779.08, 119,757.96 and 48,017.34 is: 66,265.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,779.08 : 119,757.96 = 48,017.34 : x
  2. Step 2: Convert to fraction form
    86,779.08/119,757.96 = 48,017.34/x
  3. Step 3: Cross multiply
    86,779.08x = 119,757.96 × 48,017.34
  4. Step 4: Simplify right side
    86,779.08x = 5,750,458,683.03
  5. Step 5: Solve for x
    x = 5,750,458,683.03/86,779.08
  6. Step 6: Final answer
    x = 66,265.49

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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.