Home / 57,897.45-79,899.92-32,403.60

Finding the Fourth Proportional to 57,897.45, 79,899.92 and 32,403.60

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Solution

The fourth proportional to 57,897.45, 79,899.92 and 32,403.60 is: 44,717.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,897.45 : 79,899.92 = 32,403.60 : x
  2. Step 2: Convert to fraction form
    57,897.45/79,899.92 = 32,403.60/x
  3. Step 3: Cross multiply
    57,897.45x = 79,899.92 × 32,403.60
  4. Step 4: Simplify right side
    57,897.45x = 2,589,044,885.69
  5. Step 5: Solve for x
    x = 2,589,044,885.69/57,897.45
  6. Step 6: Final answer
    x = 44,717.77

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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.