Home / 203,697.02-281,097.65-113,047.71

Finding the Fourth Proportional to 203,697.02, 281,097.65 and 113,047.71

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Solution

The fourth proportional to 203,697.02, 281,097.65 and 113,047.71 is: 156,003.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,697.02 : 281,097.65 = 113,047.71 : x
  2. Step 2: Convert to fraction form
    203,697.02/281,097.65 = 113,047.71/x
  3. Step 3: Cross multiply
    203,697.02x = 281,097.65 × 113,047.71
  4. Step 4: Simplify right side
    203,697.02x = 31,777,445,901.50
  5. Step 5: Solve for x
    x = 31,777,445,901.50/203,697.02
  6. Step 6: Final answer
    x = 156,003.49

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1.5x scale

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.