Home / 397,161.02-595,741.84-112,814.88

Finding the Fourth Proportional to 397,161.02, 595,741.84 and 112,814.88

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Solution

The fourth proportional to 397,161.02, 595,741.84 and 112,814.88 is: 169,222.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    397,161.02 : 595,741.84 = 112,814.88 : x
  2. Step 2: Convert to fraction form
    397,161.02/595,741.84 = 112,814.88/x
  3. Step 3: Cross multiply
    397,161.02x = 595,741.84 × 112,814.88
  4. Step 4: Simplify right side
    397,161.02x = 67,208,541,674.51
  5. Step 5: Solve for x
    x = 67,208,541,674.51/397,161.02
  6. Step 6: Final answer
    x = 169,222.40

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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.