Home / 291,734.58-437,601.96-92,070.54

Finding the Fourth Proportional to 291,734.58, 437,601.96 and 92,070.54

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Solution

The fourth proportional to 291,734.58, 437,601.96 and 92,070.54 is: 138,105.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    291,734.58 : 437,601.96 = 92,070.54 : x
  2. Step 2: Convert to fraction form
    291,734.58/437,601.96 = 92,070.54/x
  3. Step 3: Cross multiply
    291,734.58x = 437,601.96 × 92,070.54
  4. Step 4: Simplify right side
    291,734.58x = 40,290,248,762.26
  5. Step 5: Solve for x
    x = 40,290,248,762.26/291,734.58
  6. Step 6: Final answer
    x = 138,105.84

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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.