Home / 291,126.95-401,733.54-163,777.94

Finding the Fourth Proportional to 291,126.95, 401,733.54 and 163,777.94

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Solution

The fourth proportional to 291,126.95, 401,733.54 and 163,777.94 is: 226,001.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    291,126.95 : 401,733.54 = 163,777.94 : x
  2. Step 2: Convert to fraction form
    291,126.95/401,733.54 = 163,777.94/x
  3. Step 3: Cross multiply
    291,126.95x = 401,733.54 × 163,777.94
  4. Step 4: Simplify right side
    291,126.95x = 65,795,091,610.11
  5. Step 5: Solve for x
    x = 65,795,091,610.11/291,126.95
  6. Step 6: Final answer
    x = 226,001.38

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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.