Home / 44,150.98-66,255.66-20,779.24

Finding the Fourth Proportional to 44,150.98, 66,255.66 and 20,779.24

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Solution

The fourth proportional to 44,150.98, 66,255.66 and 20,779.24 is: 31,182.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,150.98 : 66,255.66 = 20,779.24 : x
  2. Step 2: Convert to fraction form
    44,150.98/66,255.66 = 20,779.24/x
  3. Step 3: Cross multiply
    44,150.98x = 66,255.66 × 20,779.24
  4. Step 4: Simplify right side
    44,150.98x = 1,376,742,260.50
  5. Step 5: Solve for x
    x = 1,376,742,260.50/44,150.98
  6. Step 6: Final answer
    x = 31,182.60

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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.