Home / 291,749.23-437,670.54-123,271.18

Finding the Fourth Proportional to 291,749.23, 437,670.54 and 123,271.18

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Solution

The fourth proportional to 291,749.23, 437,670.54 and 123,271.18 is: 184,926.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    291,749.23 : 437,670.54 = 123,271.18 : x
  2. Step 2: Convert to fraction form
    291,749.23/437,670.54 = 123,271.18/x
  3. Step 3: Cross multiply
    291,749.23x = 437,670.54 × 123,271.18
  4. Step 4: Simplify right side
    291,749.23x = 53,952,165,284.76
  5. Step 5: Solve for x
    x = 53,952,165,284.76/291,749.23
  6. Step 6: Final answer
    x = 184,926.51

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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.