Home / 151,347.72-208,874.60-113,040.77

Finding the Fourth Proportional to 151,347.72, 208,874.60 and 113,040.77

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Solution

The fourth proportional to 151,347.72, 208,874.60 and 113,040.77 is: 156,007.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,347.72 : 208,874.60 = 113,040.77 : x
  2. Step 2: Convert to fraction form
    151,347.72/208,874.60 = 113,040.77/x
  3. Step 3: Cross multiply
    151,347.72x = 208,874.60 × 113,040.77
  4. Step 4: Simplify right side
    151,347.72x = 23,611,344,431.77
  5. Step 5: Solve for x
    x = 23,611,344,431.77/151,347.72
  6. Step 6: Final answer
    x = 156,007.26

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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.