Home / 119,635.08-165,086.82-69,337.32

Finding the Fourth Proportional to 119,635.08, 165,086.82 and 69,337.32

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Solution

The fourth proportional to 119,635.08, 165,086.82 and 69,337.32 is: 95,679.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,635.08 : 165,086.82 = 69,337.32 : x
  2. Step 2: Convert to fraction form
    119,635.08/165,086.82 = 69,337.32/x
  3. Step 3: Cross multiply
    119,635.08x = 165,086.82 × 69,337.32
  4. Step 4: Simplify right side
    119,635.08x = 11,446,677,666.12
  5. Step 5: Solve for x
    x = 11,446,677,666.12/119,635.08
  6. Step 6: Final answer
    x = 95,679.94

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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.