Home / 73,743.03-110,527.02-40,478.76

Finding the Fourth Proportional to 73,743.03, 110,527.02 and 40,478.76

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Solution

The fourth proportional to 73,743.03, 110,527.02 and 40,478.76 is: 60,670.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,743.03 : 110,527.02 = 40,478.76 : x
  2. Step 2: Convert to fraction form
    73,743.03/110,527.02 = 40,478.76/x
  3. Step 3: Cross multiply
    73,743.03x = 110,527.02 × 40,478.76
  4. Step 4: Simplify right side
    73,743.03x = 4,473,996,716.10
  5. Step 5: Solve for x
    x = 4,473,996,716.10/73,743.03
  6. Step 6: Final answer
    x = 60,670.10

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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.