Home / 291,159.48-401,795.82-163,825.08

Finding the Fourth Proportional to 291,159.48, 401,795.82 and 163,825.08

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Solution

The fourth proportional to 291,159.48, 401,795.82 and 163,825.08 is: 226,076.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    291,159.48 : 401,795.82 = 163,825.08 : x
  2. Step 2: Convert to fraction form
    291,159.48/401,795.82 = 163,825.08/x
  3. Step 3: Cross multiply
    291,159.48x = 401,795.82 × 163,825.08
  4. Step 4: Simplify right side
    291,159.48x = 65,824,232,355.17
  5. Step 5: Solve for x
    x = 65,824,232,355.17/291,159.48
  6. Step 6: Final answer
    x = 226,076.21

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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.