Home / 176,230.08-243,155.52-100,776.96

Finding the Fourth Proportional to 176,230.08, 243,155.52 and 100,776.96

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Solution

The fourth proportional to 176,230.08, 243,155.52 and 100,776.96 is: 139,048.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,230.08 : 243,155.52 = 100,776.96 : x
  2. Step 2: Convert to fraction form
    176,230.08/243,155.52 = 100,776.96/x
  3. Step 3: Cross multiply
    176,230.08x = 243,155.52 × 100,776.96
  4. Step 4: Simplify right side
    176,230.08x = 24,504,474,112.82
  5. Step 5: Solve for x
    x = 24,504,474,112.82/176,230.08
  6. Step 6: Final answer
    x = 139,048.19

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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.