Home / 51,904.64-71,624.10-29,236.40

Finding the Fourth Proportional to 51,904.64, 71,624.10 and 29,236.40

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Solution

The fourth proportional to 51,904.64, 71,624.10 and 29,236.40 is: 40,343.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,904.64 : 71,624.10 = 29,236.40 : x
  2. Step 2: Convert to fraction form
    51,904.64/71,624.10 = 29,236.40/x
  3. Step 3: Cross multiply
    51,904.64x = 71,624.10 × 29,236.40
  4. Step 4: Simplify right side
    51,904.64x = 2,094,030,837.24
  5. Step 5: Solve for x
    x = 2,094,030,837.24/51,904.64
  6. Step 6: Final answer
    x = 40,343.81

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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.