Home / 74,486.02-111,732.45-24,570.49

Finding the Fourth Proportional to 74,486.02, 111,732.45 and 24,570.49

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Solution

The fourth proportional to 74,486.02, 111,732.45 and 24,570.49 is: 36,856.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,486.02 : 111,732.45 = 24,570.49 : x
  2. Step 2: Convert to fraction form
    74,486.02/111,732.45 = 24,570.49/x
  3. Step 3: Cross multiply
    74,486.02x = 111,732.45 × 24,570.49
  4. Step 4: Simplify right side
    74,486.02x = 2,745,320,486.74
  5. Step 5: Solve for x
    x = 2,745,320,486.74/74,486.02
  6. Step 6: Final answer
    x = 36,856.86

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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.