Home / 29,153.93-43,731.09-12,499.92

Finding the Fourth Proportional to 29,153.93, 43,731.09 and 12,499.92

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Solution

The fourth proportional to 29,153.93, 43,731.09 and 12,499.92 is: 18,749.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,153.93 : 43,731.09 = 12,499.92 : x
  2. Step 2: Convert to fraction form
    29,153.93/43,731.09 = 12,499.92/x
  3. Step 3: Cross multiply
    29,153.93x = 43,731.09 × 12,499.92
  4. Step 4: Simplify right side
    29,153.93x = 546,635,126.51
  5. Step 5: Solve for x
    x = 546,635,126.51/29,153.93
  6. Step 6: Final answer
    x = 18,749.97

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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.