Home / 43,565.35-60,111-28,480.22

Finding the Fourth Proportional to 43,565.35, 60,111 and 28,480.22

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Solution

The fourth proportional to 43,565.35, 60,111 and 28,480.22 is: 39,296.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,565.35 : 60,111 = 28,480.22 : x
  2. Step 2: Convert to fraction form
    43,565.35/60,111 = 28,480.22/x
  3. Step 3: Cross multiply
    43,565.35x = 60,111 × 28,480.22
  4. Step 4: Simplify right side
    43,565.35x = 1,711,974,504.42
  5. Step 5: Solve for x
    x = 1,711,974,504.42/43,565.35
  6. Step 6: Final answer
    x = 39,296.70

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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.