Home / 74,330.73-111,504.02-21,740.49

Finding the Fourth Proportional to 74,330.73, 111,504.02 and 21,740.49

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Solution

The fourth proportional to 74,330.73, 111,504.02 and 21,740.49 is: 32,613.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,330.73 : 111,504.02 = 21,740.49 : x
  2. Step 2: Convert to fraction form
    74,330.73/111,504.02 = 21,740.49/x
  3. Step 3: Cross multiply
    74,330.73x = 111,504.02 × 21,740.49
  4. Step 4: Simplify right side
    74,330.73x = 2,424,151,923.07
  5. Step 5: Solve for x
    x = 2,424,151,923.07/74,330.73
  6. Step 6: Final answer
    x = 32,613.05

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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.