Home / 76,051.38-114,068.35-19,896.91

Finding the Fourth Proportional to 76,051.38, 114,068.35 and 19,896.91

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Solution

The fourth proportional to 76,051.38, 114,068.35 and 19,896.91 is: 29,843.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,051.38 : 114,068.35 = 19,896.91 : x
  2. Step 2: Convert to fraction form
    76,051.38/114,068.35 = 19,896.91/x
  3. Step 3: Cross multiply
    76,051.38x = 114,068.35 × 19,896.91
  4. Step 4: Simplify right side
    76,051.38x = 2,269,607,693.80
  5. Step 5: Solve for x
    x = 2,269,607,693.80/76,051.38
  6. Step 6: Final answer
    x = 29,843.08

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.