Home / 291,682.22-402,507.02-164,366.01

Finding the Fourth Proportional to 291,682.22, 402,507.02 and 164,366.01

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Solution

The fourth proportional to 291,682.22, 402,507.02 and 164,366.01 is: 226,816.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    291,682.22 : 402,507.02 = 164,366.01 : x
  2. Step 2: Convert to fraction form
    291,682.22/402,507.02 = 164,366.01/x
  3. Step 3: Cross multiply
    291,682.22x = 402,507.02 × 164,366.01
  4. Step 4: Simplify right side
    291,682.22x = 66,158,473,285.31
  5. Step 5: Solve for x
    x = 66,158,473,285.31/291,682.22
  6. Step 6: Final answer
    x = 226,816.96

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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.