Home / 48,390.72-66,779.15-27,170.07

Finding the Fourth Proportional to 48,390.72, 66,779.15 and 27,170.07

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Solution

The fourth proportional to 48,390.72, 66,779.15 and 27,170.07 is: 37,494.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,390.72 : 66,779.15 = 27,170.07 : x
  2. Step 2: Convert to fraction form
    48,390.72/66,779.15 = 27,170.07/x
  3. Step 3: Cross multiply
    48,390.72x = 66,779.15 × 27,170.07
  4. Step 4: Simplify right side
    48,390.72x = 1,814,394,044.19
  5. Step 5: Solve for x
    x = 1,814,394,044.19/48,390.72
  6. Step 6: Final answer
    x = 37,494.67

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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.