Home / 191,624.08-264,443.98-109,965.64

Finding the Fourth Proportional to 191,624.08, 264,443.98 and 109,965.64

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Solution

The fourth proportional to 191,624.08, 264,443.98 and 109,965.64 is: 151,754.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,624.08 : 264,443.98 = 109,965.64 : x
  2. Step 2: Convert to fraction form
    191,624.08/264,443.98 = 109,965.64/x
  3. Step 3: Cross multiply
    191,624.08x = 264,443.98 × 109,965.64
  4. Step 4: Simplify right side
    191,624.08x = 29,079,751,504.85
  5. Step 5: Solve for x
    x = 29,079,751,504.85/191,624.08
  6. Step 6: Final answer
    x = 151,754.16

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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.