Home / 113,000.40-169,507.08-29,896.56

Finding the Fourth Proportional to 113,000.40, 169,507.08 and 29,896.56

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Solution

The fourth proportional to 113,000.40, 169,507.08 and 29,896.56 is: 44,846.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,000.40 : 169,507.08 = 29,896.56 : x
  2. Step 2: Convert to fraction form
    113,000.40/169,507.08 = 29,896.56/x
  3. Step 3: Cross multiply
    113,000.40x = 169,507.08 × 29,896.56
  4. Step 4: Simplify right side
    113,000.40x = 5,067,678,587.64
  5. Step 5: Solve for x
    x = 5,067,678,587.64/113,000.40
  6. Step 6: Final answer
    x = 44,846.55

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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.