Home / 185,023.58-255,338.73-113,389.77

Finding the Fourth Proportional to 185,023.58, 255,338.73 and 113,389.77

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Solution

The fourth proportional to 185,023.58, 255,338.73 and 113,389.77 is: 156,481.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,023.58 : 255,338.73 = 113,389.77 : x
  2. Step 2: Convert to fraction form
    185,023.58/255,338.73 = 113,389.77/x
  3. Step 3: Cross multiply
    185,023.58x = 255,338.73 × 113,389.77
  4. Step 4: Simplify right side
    185,023.58x = 28,952,798,909.27
  5. Step 5: Solve for x
    x = 28,952,798,909.27/185,023.58
  6. Step 6: Final answer
    x = 156,481.67

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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.