Home / 37,165.92-55,779.60-18,445.20

Finding the Fourth Proportional to 37,165.92, 55,779.60 and 18,445.20

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Solution

The fourth proportional to 37,165.92, 55,779.60 and 18,445.20 is: 27,683.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,165.92 : 55,779.60 = 18,445.20 : x
  2. Step 2: Convert to fraction form
    37,165.92/55,779.60 = 18,445.20/x
  3. Step 3: Cross multiply
    37,165.92x = 55,779.60 × 18,445.20
  4. Step 4: Simplify right side
    37,165.92x = 1,028,865,877.92
  5. Step 5: Solve for x
    x = 1,028,865,877.92/37,165.92
  6. Step 6: Final answer
    x = 27,683.05

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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.