Home / 53,742.66-74,154.36-36,727.80

Finding the Fourth Proportional to 53,742.66, 74,154.36 and 36,727.80

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Solution

The fourth proportional to 53,742.66, 74,154.36 and 36,727.80 is: 50,677.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,742.66 : 74,154.36 = 36,727.80 : x
  2. Step 2: Convert to fraction form
    53,742.66/74,154.36 = 36,727.80/x
  3. Step 3: Cross multiply
    53,742.66x = 74,154.36 × 36,727.80
  4. Step 4: Simplify right side
    53,742.66x = 2,723,526,503.21
  5. Step 5: Solve for x
    x = 2,723,526,503.21/53,742.66
  6. Step 6: Final answer
    x = 50,677.18

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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.